Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.0 and Later Cisco Unified Wireless IP Phone 7921G Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.
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C O N T E N T S Preface xv Overview 1-xv Audience 1-xv Objectives 1-xvi Organization 1-xvi Related Documentation 1-xvii Obtaining Documentation 1-xviii Cisco.
Contents Features Supported on the Cisco Unified Wireless IP Phone 7921G 1-5 Feature Overview 1-6 Configuring Telephony Features 1-6 Configuring Security for the Phone 1-7 Configuring Network Access for the Phone 1-8 Providing Users with Feature Information 1-8 Understanding Security Features for Cisco Unified IP Phones 1-9 Overview of Supported Security Features 1-11 Understanding Security Profiles 1-14 Identifying Encrypted and Authenticated Phone Calls 1-15 Security Restrictions 1-16 Overview of Configu
Contents Voice Quality in a Wireless Network 2-16 Authentication Mechanisms in the Wireless Network 2-19 Authenticated Key Management 2-20 Encryption Methods 2-21 Choosing Authentication and Encryption Methods 2-21 Interacting with Cisco Unified CallManager 2-24 Phone Configuration Files and Profile Files 2-25 Interacting with the DHCP Server 2-25 Voice Over IP Wireless Network Configuration 2-27 Wireless Network Requirements for VoIP 2-27 Configuring the Wireless Network for Voice 2-28 Configuration Tip f
Contents Using the USB Cable to Charge the Phone 3-15 Installing and Using the Desktop Charger 3-17 Using the Desktop Charger to Charge the Phone 3-19 Battery Charging Times Using the Desktop Charger 3-20 Configuring Wireless LAN Settings for the Cisco Unified Wireless IP Phone 7921G 3-20 Cisco Unified Wireless IP Phone 7921G Web Pages 3-21 Network Profile Menu on the Cisco Unified Wireless IP Phone 7921G 3-21 Using a Headset 3-21 Audio Quality Subjective to the User 3-22 Connecting a Headset 3-22 Using Ex
Contents Summary Information Web Page 4-9 Configuring Network Profiles 4-10 Network Profile Settings 4-10 Configuring Wireless Settings in a Network Profile 4-15 Setting the Wireless LAN Security Mode 4-16 Configuring the Authentication Method 4-17 Setting the Wireless Security Credentials 4-18 Configuring the Username and Password 4-18 Configuring the Pre-shared Key 4-19 Setting Wireless Encryption 4-20 Configuring IP Network Settings 4-21 Enabling DHCP 4-22 Disabling DHCP 4-22 Configuring the Alternate T
Contents Accessing a Network Profile 5-3 Changing the Profile Name 5-4 Guidelines for Editing Settings in the Network Profile 5-5 Changing Network Configuration Settings 5-6 Configuring DHCP Settings 5-8 Disabling DHCP 5-8 Configuring an Alternate TFTP Server 5-10 Changing the Cisco Discovery Protocol Settings 5-10 Erasing the Configuration 5-11 Configuring Wireless Settings for the Network Profile 5-11 Accessing the WLAN Configuration Menu 5-12 Changing WLAN Configuration Settings 5-12 Changing Phone Sett
Contents Adding Users to Cisco Unified CallManager 6-22 Managing the User Options Web Pages 6-23 Giving Users Access to the User Options Web Pages 6-23 Specifying Options that Appear on the User Options Web Pages 6-24 Creating Custom Phone Rings 6-25 CHAPTER 7 Viewing Security, Device, Model, and Status Information on the Phone 7-1 Viewing Security Information 7-2 Accessing the CTL File Screen 7-4 Trust List Screen 7-5 Viewing Device Information 7-6 Viewing Model Information 7-10 Viewing the Phone Statu
Contents CHAPTER 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G 9-1 Resolving Startup and Connectivity Problems 9-1 Symptom: The unified IP phone Does Not Complete the Normal Start Up Process 9-2 Symptom: The Wireless IP Phone Does Not Associate with a Cisco Aironet Access Point 9-3 Verifying Access Point Settings 9-3 Symptom: The unified IP phone Does Not Register with Cisco Unified CallManager 9-5 Registering the Phone with Cisco Unified CallManager 9-5 Checking Network Connectivity 9-6 Ve
Contents Delays in Voice Conversation While Roaming 9-16 Phone Loses Connection with Cisco Unified CallManager While Roaming 9-16 Monitoring the Voice Quality of Calls 9-17 Using Voice Quality Metrics 9-18 Troubleshooting Tips 9-18 General Troubleshooting Information 9-20 Common Phone Status Messages 9-20 Troubleshooting Tips for the Cisco Unified Wireless IP Phone 7921G 9-22 Logging Information for Troubleshooting 9-24 Using a System Log Server 9-24 Using the Trace Logs on the unified IP phone 9-24 Erasin
Contents Configuration Tip for Cisco Airespace Access Points D-3 Configuring QoS Policies D-4 Access Point Configuration Settings D-4 Controller Settings D-5 Switch Configuration D-5 Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager D-6 Installing the Cisco Unified Wireless IP Phone 7921G D-9 INDEX xiv Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
Preface Overview Cisco Unified Wireless IP Phone 7921G Administration Guide provides the information you need to understand, install, configure, and manage the Cisco Unified Wireless IP Phone 7921G on your network. This guide is intended to be used to administer phones running with Cisco Unified CallManager Release 4.1 or later and Cisco Unified CallManager Release 5.0 and later.
Preface Objectives Objectives This guide provides the required steps to get the Cisco Unified Wireless IP Phone 7921G up and running on a wireless Voice-over-IP (VoIP) network. Because of the complexity of an IP telephony network, this guide does not provide complete and detailed information for procedures that you need to perform on the Cisco Unified CallManager application or other network devices.
Preface Related Documentation Chapter Description Chapter 7, “Viewing Security, Device, Model, and Explains how to view phone security, device, and network information and network and call Status Information on the Phone” statistics from the wireless IP phone Chapter 8, “Monitoring the Cisco Unified Wireless IP Phone Remotely” Explains how to obtain status information about the phone using the phone web page Chapter 9, “Troubleshooting the Cisco Unified Wireless IP Phone 7921G” Provides tips for troub
Preface Obtaining Documentation • Cisco Unified CallManager Serviceability System Guide • Cisco Unified CallManager System Guide • Cisco Unified CallManager Troubleshooting Guide • Cisco Unified IP Phone and Services Application Developers Guide • Bulk Administration Tool User Guide Obtaining Documentation Cisco documentation and additional literature are available on Cisco.com. This section explains the product documentation resources that Cisco offers. Cisco.
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Preface Document Conventions Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
Preface Document Conventions xxxii Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R 1 An Overview of the Cisco Unified Wireless IP Phone 7921G The Cisco Unified Wireless IP Phone 7921G provides wireless voice communication over an Internet Protocol (IP) network. Like traditional analog telephones, you can place and receive phone calls and access features such as hold, transfer, and speed dial. In addition, because the phone connects to your wireless LAN, you can place and receive phone calls from anywhere in your wireless environment.
Chapter 1 Understanding the Cisco Unified Wireless IP Phone 7921G An Overview of the Cisco Unified Wireless IP Phone 7921G coder-decoders (codecs). You must configure and manage a wireless IP phone like other IP phones and wireless devices on your network. The wireless IP phone supports multiple lines and most of the IP phone features of other Cisco Unified IP Phones. Figure 1-1 shows the Cisco Unified Wireless IP Phone 7921G. The table that follows describes the functions of the keys on the phone.
Chapter 1 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Understanding the Cisco Unified Wireless IP Phone 7921G Indicator light (LED) Provides these indications: • Solid red—Phone is connected to AC power source and battery is charging. • Solid green—Phone is connected to AC power source and battery is fully charged. • Fast blinking red—Incoming call. (Phone can be charging or fully charged.) • Slow blinking red—Voice message.
Chapter 1 Understanding the Cisco Unified Wireless IP Phone 7921G 6 Select button An Overview of the Cisco Unified Wireless IP Phone 7921G Activates the Help menu from the main screen. Allows you to select a menu item, a softkey, a call, or an action. 7 8 Power/End button (red) Turns the phone on or off, silences a ringing call, or ends a connected call. Pound (#) key Toggles between locking and unlocking the keypad.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Features Supported on the Cisco Unified Wireless IP Phone 7921G 15 Mute button Toggles the mute feature on or off. 16 Volume button When the phone is idle, controls the ring volume, vibrate option, or turns off the ring. During a call, controls the volume for the handset, headset, and speaker mode. 17 Applications button Configurable button that is used with XML applications, such as Push to Talk or Directory services.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Features Supported on the Cisco Unified Wireless IP Phone 7921G • Feature Overview, page 1-6 • Configuring Telephony Features, page 1-6 • Configuring Security for the Phone, page 1-7 • Configuring Network Access for the Phone, page 1-8 • Providing Users with Feature Information, page 1-8 Feature Overview The Cisco Unified Wireless IP Phone 7921G provides traditional telephony functionality, such as call forwarding and transferring
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Features Supported on the Cisco Unified Wireless IP Phone 7921G For more information about the Cisco Unified CallManager Administration application, refer to Cisco Unified CallManager documentation, including Cisco Unified CallManager Administration Guide. You can also use the context-sensitive help that is available within the application. Access context-sensitive help by choosing Help > For this screen from the main menu bar.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Features Supported on the Cisco Unified Wireless IP Phone 7921G Configuring Network Access for the Phone Like other network devices, you must configure IP phones to access Cisco Unified CallManager and the rest of the IP network using the wireless LAN. There are two methods for configuring network settings such as DHCP, TFTP, and for wireless settings for the phone.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Understanding Security Features for Cisco Unified IP Phones From this site, you can view additional phone documentation. For complete ordering information, see the “Obtaining Documentation” section on page xviii.
Chapter 1 Understanding Security Features for Cisco Unified IP Phones Table 1-1 An Overview of the Cisco Unified Wireless IP Phone 7921G Cisco Unified IP Phone and Cisco Unified CallManager Security Topics Topic Reference Detailed explanation of security, including set up, Refer to Cisco Unified CallManager Security configuration, and troubleshooting information Guide for Cisco Unified CallManager and Cisco Unified IP Phones Security features supported on the Cisco Unified IP Phone See the “Overview
Chapter 1 Table 1-1 An Overview of the Cisco Unified Wireless IP Phone 7921G Understanding Security Features for Cisco Unified IP Phones Cisco Unified IP Phone and Cisco Unified CallManager Security Topics (continued) Topic Reference Troubleshooting See the “General Troubleshooting Information” section on page 9-20 Refer to Cisco Unified CallManager Security Guide, Troubleshooting chapter Resetting or restoring the phone See the “Erasing the Local Configuration” section on page 9-25 Overview of Su
Chapter 1 Understanding Security Features for Cisco Unified IP Phones Table 1-2 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Security Features Feature Description Image authentication Signed binary files (with the extension .sbn) prevent tampering with the firmware image before it is loaded on a phone. Tampering with the image causes a phone to fail the authentication process and reject the new image.
Chapter 1 Table 1-2 An Overview of the Cisco Unified Wireless IP Phone 7921G Understanding Security Features for Cisco Unified IP Phones Overview of Security Features (continued) Feature Description Secure SRST reference After you configure a SRST reference for security and then reset the dependent devices in Cisco Unified CallManager Administration, the TFTP server adds the SRST certificate to the phone cnf.xml file and sends the file to the phone.
Chapter 1 Understanding Security Features for Cisco Unified IP Phones Table 1-2 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Security Features (continued) Feature Description Optional disabling of the web server functionality for a phone You can prevent access to a phone’s web page, which displays a variety of operational statistics for the phone.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Understanding Security Features for Cisco Unified IP Phones To view the security mode that is set for the phone, from the phone screen, choose Settings > Device Information > Security > Security Mode. For more information, see the “Viewing Security Information” section on page 7-2.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G Security Restrictions When using a phone that is not configured for encryption, the user cannot barge into an encrypted call. When barge fails in this case, a reorder tone (fast busy tone) plays on the barge initiator’s phone. If the phone is configured for encryption, the user can barge into an authenticated or non-secure call from the encrypted phone.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager To add phones to the Cisco Unified CallManager database, you can use: • Auto-registration • Cisco Unified CallManager Administration • Bulk Administration Tool (BAT) • BAT and the Tool for Auto-Registered Phones Support (TAPS) For more information about these choices, se
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G Table 1-3 Checklist for Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager Task Purpose For More Information 1. Gather the following information about the phone: Provides list of configuration requirements for setting up phones. Refer to the Cisco Unified CallManager System Guide, Cisco Unified IP Phone chapter.
Chapter 1 Table 1-3 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G Checklist for Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager (continued) Task Purpose For More Information 3. Customize softkey templates (optional). Adds, deletes, or changes order of softkey features that display in the Options menu to meet feature usage needs.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G Table 1-3 Checklist for Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager (continued) Task Purpose 5. Add and configure directory numbers (lines) on the phone by completing these required fields in the Directory Number Configuration window.
Chapter 1 Table 1-3 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G Checklist for Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager (continued) Task Purpose For More Information 8. Add user information by configuring required fields: (optional). Adds user information to the global directory for Cisco Unified CallManager.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G After you have added the phones to the Cisco Unified CallManager database, you can complete the phone installation. You (or the phone users) can install the phone at the users’s location.
Chapter 1 Table 1-4 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G Checklist for Installing the Cisco Unified Wireless IP Phone 7921G Task Purpose For More Information 1. Assemble the phone components and charge the battery. Charges the phone for use. See Providing Power to the Phone, page 3-10. 2.
Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G 1-24 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R 2 An Overview of the Voice Over IP Wireless Network With the introduction of wireless communication, wireless IP phones can provide voice communication within the corporate wireless local area network (WLAN). The Cisco Unified Wireless IP Phone 7921G depends upon and interacts with wireless access points and key Cisco IP telephony components, including Cisco Unified CallManager, to provide wireless voice communication.
Chapter 2 An Overview of the Voice Over IP Wireless Network Understanding the Wireless LAN In a traditional LAN, phones and computers use cables to transmit messages and data packets over a wire conductor. Wireless LANs use radio waves to carry the messages and data packets. WLANs require access point devices that receive and transmit radio signals. Cisco Aironet Access Points, such as the 1200, 1100, and 350 series models, support voice on a WLAN.
Chapter 2 An Overview of the Voice Over IP Wireless Network Understanding the Wireless LAN The 802.11 Standards for Wireless LAN Communications Wireless LANs must follow the Institute of Electrical and Electronics Engineers (IEEE) 802.11 standards that define the protocols that govern all Ethernet-based wireless traffic. The Cisco Unified Wireless IP Phone 7921G supports these standards: • The 802.11b standard was the first standard in wireless LAN communications, which is commonly called Wi-Fi.The 802.
Chapter 2 An Overview of the Voice Over IP Wireless Network Understanding the Wireless LAN • Direct-Sequence Spread Spectrum (DSSS) technology—To help prevent interference, DSSS technology was developed to spread the signal out over the frequency range or bandwidth. DSSS technology multiplexes chunks of data over several frequencies so that multiple devices can communicate without interference. Each device has a special code that it uses to identify its data packets and to ignore all others.
Chapter 2 An Overview of the Voice Over IP Wireless Network Understanding the Wireless LAN Access points transmit and receive RF signals over channels within the 2.4 GHz or 5.1 to 5.8 GHz frequency band. Regulatory domains determine the number of channels that wireless communications can use within the frequency band. Table 2-2 lists the frequency ranges and operating channels for three regulatory domains.
Chapter 2 An Overview of the Voice Over IP Wireless Network Understanding the Wireless LAN Table 2-2 Regulatory Domain Frequency Band and Channel Usage Regulatory Domain Frequency Band Range Operating Channels Japan 2.412-2.472 GHz 13 channels (ODFM) Product number is CP-7921G-P 2.412-2.484 GHz 14 channels (CCK) 5.15-5.35 GHz 8 channels Uses 802.11d to identify band ranges Uses 802.
Chapter 2 An Overview of the Voice Over IP Wireless Network Understanding the Wireless LAN To secure voice communications, wireless networks use authentication and encryption methods. Wired Equivalent Privacy (WEP) is the method that was first introduced for wireless security, but this method is easily compromised. To address the security problems and weaknesses of WEP, the Wi-Fi Alliance defined Wireless Protected Access (WPA.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Components of the VoIP Wireless Network The wireless IP phone must interact with several network components in the wireless local area network (WLAN) to successfully place and receive calls.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Table 2-3 Supported Networking Protocols on the Cisco Unified Wireless IP Phone 7921G Networking Protocol Purpose Cisco Discovery Protocol (CDP) Device-discovery protocol that runs on all Cisco-manufactured equipment.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Table 2-3 Supported Networking Protocols on the Cisco Unified Wireless IP Phone 7921G Networking Protocol Purpose Usage Notes Internet Protocol (IP) Messaging protocol that addresses and sends packets across the network. To communicate using IP, network devices must have an assigned IP address, subnet, and gateway.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Table 2-3 Supported Networking Protocols on the Cisco Unified Wireless IP Phone 7921G Networking Protocol Purpose Usage Notes Transmission Control Protocol (TCP) Connection-oriented transport protocol. Cisco Unified IP Phones use TCP to connect to Cisco Unified CallManager and to access XML services.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Table 2-3 Supported Networking Protocols on the Cisco Unified Wireless IP Phone 7921G Networking Protocol Purpose Usage Notes Wired Equivalent Privacy (WEP) Wireless security protocol for encrypting data that uses an encryption key stored on the phone and access point.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Wireless voice users are mobile and often roam across a campus or between floors in a building while they are connected to a call. In contrast, data users remain in one place or occasionally move to another location.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network • Traffic Specification (TSpec)—The TSpec value is used to calculate call limits and WLAN load balancing. The TSpec value of each voice stream allows the system to allocate bandwidth to voice devices on a first-come, first-served basis. For more information, see “Voice Quality in a Wireless Network” section on page 2-16.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Note • If a user leaves the WLAN coverage area and then comes back into the same WLAN area, the phone must reconnect to the network. By pressing a key on the phone, the user activates the phone and increases the scanning rate to speed up reconnecting to the network. Mid-call Roaming—A wireless IP phone user is actively engaged in a call and moves from one building to another.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network access point can provide the best service, and then reassociate with the new access point. When implementing stronger authentication methods, such as WPA and EAP, the number of information exchanges increases and causes more delay during roaming. To avoid additional delays, use CCKM to manage authentication.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network treatment for voice packets when traveling across the network. Also, use a separate VLAN for data traffic, not the default native VLAN which is typically used for all network devices. You need the following VLANs on the network switches and the access points that support voice connections on the WLAN.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network • VLANs for specific traffic • Dynamic registration of devices Although you can have up to eight queues on the access point, you should use only two queues for voice traffic to ensure the best possible voice QoS. Place voice (RTP) and signaling (SCCP) traffic in the highest priority queue, and place data traffic in a best-effort queue.Although 802.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Related Topics • Authentication Mechanisms in the Wireless Network, page 2-19 • Interacting with Cisco Unified CallManager, page 2-24 • Voice Over IP Wireless Network Configuration, page 2-27 Authentication Mechanisms in the Wireless Network Before a wireless device can communicate on the network, it must authenticate with the access point or the network by using an authentication method.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network • EAP-FAST Authentication—This client server security architecture encrypts EAP transactions within a Transport Level Security (TLS) tunnel between the access point and the Remote Authentication Dial-in User Service (RADIUS) server such as the Cisco Access Control Server (ACS). The TLS tunnel uses Protected Access Credentials (PACs) for authentication between the client (phone) and the RADIUS server.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Encryption Methods To ensure that voice traffic is secure, the Cisco Unified Wireless IP Phone 7921G supports Wired Equivalent Privacy (WEP), Temporal Key Integrity Protocol (TKIP), and Advanced Encryption Standards (AES) for encryption.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network with a VLAN and its particular authentication and encryption scheme. In order for wireless client devices to authenticate successfully, you must configure the same SSIDs with their authentication and encryption schemes on the access points and on the unified IP phone. Some authentication schemes require specific types of encryption.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Table 2-4 Authentication and Encryption Schemes Cisco Unified Wireless IP Phone 7921G Cisco Access Point Configuration Authentication Key Common Management Encryption Authentication Open None None Open (optional) Open (Static WEP) None WEP Open+WEP Shared key (Static WEP) None Static WEP Shared Key+WEP LEAP Optional CCKM WEP LEAP EAP-FAST Open and Network EAP—can use both Optional CCK
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Table 2-4 Authentication and Encryption Schemes (continued) Cisco Unified Wireless IP Phone 7921G Cisco Access Point Configuration Authentication Key Common Management Encryption Authentication WPA2 Open and Network EAP—can use both WPA AES Auto (AKM) with WPA2 WPA2-PSK Open and Network EAP—can use both WPA AES Auto (AKM) with WPA2-PSK Related Topics • Interacting with Cisco Unified CallMana
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network Related Topics • Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager, page 1-17 • Phone Configuration Files and Profile Files, page 2-25 Phone Configuration Files and Profile Files Configuration files for a phone define parameters for connecting to Cisco Unified CallManager and are stored on the TFTP server.
Chapter 2 An Overview of the Voice Over IP Wireless Network Components of the VoIP Wireless Network If DHCP is enabled in the network, the Cisco Unified Wireless IP Phone 7921G uses the DHCP scope settings in the DHCP server to perform the phone provisioning bootup process. You must configure the settings of the DHCP server in the Cisco Unified CallManager network.
Chapter 2 An Overview of the Voice Over IP Wireless Network Voice Over IP Wireless Network Configuration Table 2-6 Static IP Addresses When DHCP is Disabled (continued) Static Setting Description DNS Server 1 If the system is configured to use host names for servers instead of IP addresses, identifies the primary and secondary DNS server to resolve host names. DNS Server 2 TFTP Server 1 TFTP Server 2 Identifies the TFTP servers that the phone uses to obtain configuration files.
Chapter 2 An Overview of the Voice Over IP Wireless Network Voice Over IP Wireless Network Configuration Table 2-7 Note Supported Access Points and Modes Access Point Models Autonomous Mode Lightweight Mode Cisco Aironet 350 Series AP Yes No Cisco Aironet 1100 Series AP Yes Yes Cisco Aironet 1130 Series AP Yes Yes Cisco Aironet 1200 Series AP Yes Yes Cisco Aironet 1240 Series AP Yes Yes Cisco Aironet 1300 Series AP Yes Yes Cisco 1000 Series Lightweight AP No Yes Be aware that W
Chapter 2 An Overview of the Voice Over IP Wireless Network Voice Over IP Wireless Network Configuration Table 2-8 explains and provides references for many of the configuration tasks for the Cisco Aironet Access Point, controller, and Ethernet switch when setting up VoIP on the WLAN. Table 2-8 Checklist for Wireless Network Configuration Tasks 1. Check that the Cisco IOS version is the recommended version 2.
Chapter 2 An Overview of the Voice Over IP Wireless Network Voice Over IP Wireless Network Configuration Table 2-8 Checklist for Wireless Network Configuration (continued) Tasks Explanation Reference 6. Configure radio (802.11) settings Data Rate—Set for11 Mbps or to the Cisco IOS Software Configuration rate for the frequency band that you are Guide for Cisco Aironet Access using. Points, Cisco IOS Release 12.
Chapter 2 An Overview of the Voice Over IP Wireless Network Site Survey Verification To change the request timeout on the controller, follow these steps: Procedure Step 1 Use SSH or Telnet to access the Airespace controller or controllers. Step 2 Enter config Step 3 Enter save Step 4 Enter y to confirm.
Chapter 2 An Overview of the Voice Over IP Wireless Network Site Survey Verification 4. Can make stationary phone calls with good quality audio. 5. Can make roaming phone calls with good quality audio and no disconnections. 6. Can place multiple calls, especially in areas designated for high density use. After phones are installed, request that users report any problems when using their wireless IP phones.
Chapter 2 An Overview of the Voice Over IP Wireless Network Site Survey Verification SSID: abcd Step 4 Channel BSSID RSSI Channel Utilization 01 19:50 -38 50 06 cf:d0 -51 38 11 7b:b0 -42 61 To see more information about an AP, scroll to the desired line and press Details.
Chapter 2 An Overview of the Voice Over IP Wireless Network Site Survey Verification 2-34 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R 3 Setting Up the Cisco Unified Wireless IP Phone 7921G This chapter includes the following topics, which help you install and configure the Cisco Unified Wireless IP Phone 7921G on an IP telephony network: • Before You Begin, page 3-1 • Installing the Cisco Unified Wireless IP Phone 7921G, page 3-10 • Understanding the Phone Startup Process, page 3-26 Before You Begin Before installing a Cisco Unified Wireless IP Phone 7921G, review the requirements in these sections: • Network Require
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Before You Begin Voice-over-Wireless Network (VoWLAN) Note • Cisco Aironet Access Points configured to support Voice over WLAN (VoWLAN) • Controllers and switches configured to support VoWLAN • Security implemented for authenticating wireless voice devices and users You must verify that your wireless network is configured properly for voice service.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Before You Begin Methods for Adding Phones to Cisco Unified CallManager Before installing the wireless IP phone, you must choose a method for adding phones to the Cisco Unified CallManager database. Some methods require entering the media access control (MAC) address of the phone. Table 3-1 provides an overview of these methods.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Before You Begin Adding Phones with Auto-Registration You can use auto-registration to quickly enter phones into the Cisco Unified CallManager database without first gathering MAC addresses from the phones. When auto-registration is enabled, Cisco Unified CallManager automatically assigns the next available sequential directory number to new phones as they register with Cisco Unified CallManager during the initial phone startup process.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Before You Begin Refer to Bulk Administration Tool User Guide for Cisco Unified CallManager for detailed instructions about BAT and about TAPS. Related Topics • Adding Phones with Auto-Registration, page 3-4 • Adding Phones with Cisco Unified CallManager Administration, page 3-6 • Adding Phones with BAT, page 3-5 Adding Phones with BAT To add a group of phones to the Cisco Unified CallManager database, you can use BAT.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Before You Begin Note When using BAT to add Cisco Unified Wireless IP Phones, use the default setting for the phone load. The phone load name includes symbols (-, _,.) and BAT does not permit symbols in an entry.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Before You Begin Warning This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents. Use the statement number provided at the end of each warning to locate its translation in the translated safety warnings that accompanied this device.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Before You Begin Warning Ultimate disposal of this product should be handled according to all national laws and regulations. Statement 1040 Warning Telephone receivers produce a magnetic field that can attract small magnetic objects such as pins and staples. To avoid the possibility of injury, do not place the handset where such objects may be picked up.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Before You Begin Caution Handle a damaged or leaking battery with extreme care. If you come in contact with the electrolyte, wash the exposed area with soap and water. If the electrolyte has come in contact the eye, flush the eye with water for 15 minutes and seek medical attention. Caution Do not charge the battery pack if the ambient temperature exceeds 104 degrees Fahrenheit (40 degrees Celsius).
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Note The battery and power supply are not included with your phone. To order the battery and power supply, see your local dealer.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Table 3-4 shows the charging time for the two types of batteries. You can stop charging the battery when the battery is fully charged, and leave the batteries in the charger with no ill effects. Lithium ion batteries can be partially charged without shortening the battery life. Batteries should handle up to 4000 recharges.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Figure 3-1 Cisco Unified Wireless IP Phone 7921G Battery Installation 1 2 Note 1 Locking catch 2 Battery catches 3 2 2 180349 3 Metal contacts The media access control (MAC) address for each Cisco Unified Wireless IP Phone 7921G appears on a printed label on the back of the phone underneath the battery.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Assembling or Removing the AC Plug Adapter To assemble or remove the AC plug adapter for the power supply, use Figure 3-2, and follow these steps: Procedure Step 1 Insert AC plug adapter (as shown in Figure 3-2) in slot on the power supply. Step 2 Push AC plug adapter securely into place. Step 3 To remove AC plug adapter, press on locking button.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Charging the Phone Using the Power Supply After assembling the power supply, you are ready to charge your Cisco Unified Wireless IP Phone 7921G. You can use the phone while the battery is being charged. For charging times, see Table 3-5.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Figure 3-3 Charging the Phone Using the Power Supply 1 AC plug adapter 2 AC power supply 3 Phone connector on AC power supply cable 4 Indicator light (LED) Using the USB Cable to Charge the Phone You can charge the phone by using a USB cable connected to a USB port on you PC. Charging times are longer when you use the USB cable. See Table 3-4 for charging times.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Figure 3-4 Charging the Phone Using a USB Cable Connected to a PC 3 2 1@ 4 GHI 7 PQRS * DEF 2 ABC 3 5 JKL 6 MNO 9 WXYZ 8 0 TUV # 7921 180350 1 1 Phone connection—Insert into slot at bottom of phone. 2 USB connector—Insert into USB port on PC. 3 Indicator LED—Indicates the charging status.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G To turn off the Found New Hardware Wizard when using the USB cable to charge the phone, follow these steps: Procedure Step 1 Plug the USB cable into the Cisco Unified Wireless IP Phone 7921G. Step 2 Plug the USB connector into the USB port on your PC. The Found New Hardware Wizard dialog opens. Step 3 To turn off the wizard, for Update New Software, click No, not this time.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Figure 3-5 3-18 Desktop Charger Assembly and Components Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G 1 Power connector—Plugs into the back of the 6 charger 2 AC power supply—Plugs into wall outlet 3 Upper compartment—For charging the phone 8 4 Battery LED indicator—Red light indicates battery is charging; green light indicates battery is fully charged 5 Power LED indicator—Green light indicates 10 Lower slot—For charging the battery desktop charger has power 7 9 Speaker—For spea
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Battery Charging Times Using the Desktop Charger The LED indicator on the phone turns green and the phone beeps when the phone battery is charged. The battery LED indicator on the desktop charger turns green when the spare battery is charged. Batteries will stop charging after they are fully charged.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Cisco Unified Wireless IP Phone 7921G Web Pages You can access the Cisco Unified Wireless IP Phone 7921G web pages to set up the WLAN settings in the network profile. For a new phone with the factory default settings, you must use the USB cable to connect the phone to your PC. For more information and instructions, see Chapter 4, “Using the Cisco Unified Wireless IP Phone 7921G Web Pages.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Some potential humming or buzzing sounds can be caused by a range of outside sources, for example, electric lights, being near electric motors, large PC monitors. See the “Safety Information” section on page 3-6 for more information.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Powering On the Cisco Unified Wireless IP Phone 7921G Depending on the quality of these devices and their proximity to other devices such as mobile phones or two-way radios, some audio noise may still occur. In these cases, Cisco recommends that you take one or more of the following actions: • Move the external device away from the source of the RF or AF signals.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Powering On the Cisco Unified Wireless IP Phone 7921G 2. 3.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Powering On the Cisco Unified Wireless IP Phone 7921G Active and Standby Phone Modes When the Cisco Unified Wireless IP Phone 7921G is powered on, it can be in one of these two modes: • Active mode • Standby mode Active mode The phone is in active mode when there is an active RTP stream.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Understanding the Phone Startup Process The phone will awake from standby mode in response to these events: • Pressing keys on the keypad • Roaming between APs • Power cycling the phone • Losing network connectivity • Losing RF connectivity • Transmitting scheduled CDP or keep-alive packets. The standard battery provides up to 80 hours of standby time and the extended battery provides up to 100 hours of standby time.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Understanding the Phone Startup Process Table 3-6 Cisco Unified Wireless IP Phone Startup Process (continued) Step Description Related Topics 2. Scanning for an access point The Cisco Unified Wireless IP Phone 7921G scans the RF coverage area with its radio. The phone searches its network profiles and scans for access points that have a matching SSID and authentication type.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Understanding the Phone Startup Process Table 3-6 Cisco Unified Wireless IP Phone Startup Process (continued) Step Description 4. Configuring IP network If the unified IP phone is using DHCP to obtain an IP address, the phone queries the DHCP server to obtain one. If you are not using DHCP in your network, you must assign a static IP address to each phone locally.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Understanding the Phone Startup Process Table 3-6 Cisco Unified Wireless IP Phone Startup Process (continued) Step Description 7. Connecting to Cisco Unified CallManager The configuration file defines how the Cisco Unified IP Phone communicates with Cisco Unified CallManager. After obtaining the file from the TFTP server, the phone attempts to make a TCP connection to the highest priority Cisco Unified CallManager on the list.
Chapter 3 Setting Up the Cisco Unified Wireless IP Phone 7921G Understanding the Phone Startup Process 3-30 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages You can use the Cisco Unified Wireless IP Phone 7921G web pages to setup and configure these settings for the phone: • Network Profiles that include WLAN settings • USB port settings • Trace settings This chapter describes how to set up your PC to initially configure a Cisco Unified Wireless IP Phone 7921G through a USB connection and how to remotely access a configured phone over the WLAN.
Chapter 4 Using the USB Connection for Initial Phone Configuration Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using the USB Connection for Initial Phone Configuration To setup new phones for deployment to users, use your PC to enter the initial configuration for the wireless network settings and network profiles. To save time during initial deployment, you can create a standard network profile template and export it to several phones.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using the USB Connection for Initial Phone Configuration Installing the USB Drivers To install the drivers on your PC, follow these steps: Procedure Step 1 Download the installation package and “read me” file for the USB drivers from this location: http://www.cisco.com/cgi-bin/tablebuild.pl/ip-7900ser-crypto Note Before proceeding, review the “read me” file for specific instructions for your PC operating system.
Chapter 4 Using the USB Connection for Initial Phone Configuration Using the Cisco Unified Wireless IP Phone 7921G Web Pages The phone briefly displays “USB Connected” on the status line. Configuring the USB LAN on the PC To configure the USB LAN connection on your PC, follow these steps: Procedure Step 1 To setup the USB LAN connection, do one of the following: • For Windows XP—Click Start > Control Panel > Network Connections.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using the USB Connection for Initial Phone Configuration • Setting Configuration Privileges for the Phone Web Page, page 4-7 • Accessing the Configuration Web Page for a Phone, page 4-7 Accessing the Phone Web Page After setting up the USB interface on the PC, you are ready to use the USB cable connection to the phone. To access the phone web page, follow these steps: Procedure Step 1 Open a Windows browser.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Updating Phones Remotely Using the USB Cable to Configure Phones You are ready to use the USB cable to set up other phones. Before plugging the USB cable into another phone, wait approximately 12-15 seconds for the USB interface on the PC to shut down. To connect to another phone, follow these steps: Procedure Step 1 Plug the USB cable into a Cisco Unified Wireless IP Phone 7921G.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Updating Phones Remotely Setting Configuration Privileges for the Phone Web Page To make changes to the phone by using the web page, you must use Cisco Unified CallManager Administration to change Web Access. To allow configuration privileges, follow these steps: Procedure Step 1 Log into Cisco Unified CallManager Administration.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Updating Phones Remotely • Step 2 On the Cisco Unified Wireless IP Phone 7921G, press Settings > Device Information > Network Configuration and then scroll to the IP Address option.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Updating Phones Remotely Summary Information Web Page The Summary Information area on a phone’s web page displays device settings and related information for the phone. Table 4-1 describes these items.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles • Configuring Trace Settings, page 4-27 • Using System Settings, page 4-29 Configuring Network Profiles You can configure up to four different profiles for a phone to take advantage of different WLAN environments. You can add names to the profiles and enable one or more of the profiles for the phone to use.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles To display Network Profile(1-4) Settings, access the web page for the phone as described in the “Accessing the Phone Web Page” section on page 4-5, and then click the Profile (1-4) hyperlink. Table 4-2 Network Profile Settings Items Item Description For More Information, See...
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Table 4-2 Network Profile Settings Items (continued) Item Description For More Information, See...
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Table 4-2 Network Profile Settings Items (continued) Item Description Wireless Security Credentials Required for LEAP, EAP-FAST, and Auto (AKM) authentication methods Username Assigns the network authentication username for this profile Password Assigns the network authentication password for this profile WPA Pre-shared Key Credentials Sets the Pre-shared key for this profile Pre-shared Key Type D
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Table 4-2 Network Profile Settings Items (continued) Item Description For More Information, See...
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles • Setting Wireless Encryption, page 4-20 Configuring Wireless Settings in a Network Profile You must configure these wireless settings in a profile to enable the phone to access the wireless network. To configure the wireless settings, refer to Table 4-2 and follow these steps: Procedure Step 1 Choose the network profile that you want to configure.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Setting the Wireless LAN Security Mode The Cisco Unified Wireless IP Phone 7921G supports many types of authentication. Authentication methods might require a specific encryption method or you can choose between several encryption methods.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Table 4-3 Authentication and Encryption Configuration Options Authentication Method Wireless Encryption Shared Key plus WEP Static WEP Requires WEP Key Wireless Security Credentials Uses shared-key with AP LEAP (with optional CCKM) Uses WEP Requires Username and Password EAP-FAST (with optional CCKM) Uses WEP or TKIP Requires Username and Password Auto (AKM) with WPA (with optional CCKM) Uses TKI
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles • LEAP • EAP-FAST • Auto (AKM) Note Step 3 Depending on what you selected, you must configure additional options in Wireless Security or Wireless Encryption. See Table 4-3 for more information. Click Save to make the change.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Procedure Step 1 Choose the network profile that uses LEAP, EAP-FAST, or Auto (AKM). Step 2 In the Username field, enter the network username for this profile. Step 3 In the Password field, enter the network password string for this profile. Step 4 Click Save to make the change.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Step 2 In the Key Type area, choose one of these character formats: • Hex • ASCII Step 3 Enter an ASCII string or Hex digits in the Passphrase/Pre-shared key field. See “Pre-shared Key Formats” section on page 4-19. Step 4 Click Save to make the change.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Entering Wireless Encryption Keys To setup WEP keys, follow these steps: Procedure Step 1 Choose the network profile that uses Open+WEP or Shared+WEP. Step 2 In the Key Type area, choose one of these character formats: • Hex • ASCII Step 3 For Encryption Key 1, click Transmit Key.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles • IP address • Subnet mask • Default Router • DNS server 1 and 2 • TFTP server 1 Use these guidelines when manually configuring the IP settings: • Ensure the TFTP server has an IP address. • Ensure the default router IP address is on the same subnet as the host IP address.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Step 3 You must enter these required IP addresses. See Table 4-4 for descriptions of these fields. Step 4 Click Save to make the change.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Network Profiles Step 2 Under the TFTP area, choose this option: Use the following TFTP servers Step 3 You must enter the required IP addresses. See Table 4-4 for descriptions of these fields. Step 4 Click Save to make the change. Configuring Advanced Settings The network profiles provide a web page for setting QoS, bandwidth, and power settings.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring USB Settings Step 4 In the Surplus Bandwidth field, enter the appropriate values. Step 5 In the 802.11G Power Settings area, check only the channels that are used in your WLAN. By doing this, the phone scans for only those channels. In the Max Tx Power field, keep the default value. Step 6 In the 802.11A Power Settings area, check only the channels that are used in your WLAN.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring USB Settings • To obtain the IP address automatically, by getting an IP address from the PC that has DHCP set up. • To use the IP address and subnet mask assigned in this area. To display the USB Settings area, access the web page for the phone as described in the “Accessing the Phone Web Page” section on page 4-5, and then click the USB Settings hyperlink.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Trace Settings Configuring Trace Settings You can use the Trace Settings area on the web page to configure how the phone creates and saves trace files. Because trace files are stored in the memory of the phone, you can control the number of files and the data that you want to collect. Table 4-5 describes these configurable items.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Configuring Trace Settings Step 6 Note Step 7 • Audio System • System In the Advanced Trace Settings area, in the Preserve Logs field, choose one of the following: • True—Save the trace logs to flash memory on the phone. • False—Save the trace logs to RAM. • When set to False, the trace logs are lost when the phone is powered off.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using System Settings Table 4-5 Trace Settings Area Items (continued) Item Description Audio System RTP, SRTP, RTCP, DSP data System Firmware, upgrade data Advanced Trace Settings Preserve Logs True—Save trace logs after powering off the phone False—Delete trace logs Related Topics • Accessing the Phone Web Page, page 4-5 • Configuring Network Profiles, page 4-10 • Configuring USB Settings, page 4-25 • Using System Setti
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using System Settings Viewing Trace Logs You can use the Trace Logs area on the web page to view and manage trace files. System trace logs appear in a list on this page. You define how many messages are saved in the Trace Settings area. To view a trace log, click on the “Message.”. The trace log appears in ASCII text. You can save the text file in a directory or on a disk to send to TAC for troubleshooting purposes.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using System Settings To display the Backup Settings area, access the web page for the phone as described in the “Accessing the Configuration Web Page for a Phone” section on page 4-7, and then click the Backup Settings hyperlink. Table 4-6 describes the items in this area.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using System Settings Procedure Step 1 Connect the USB cable to the phone and access the phone’s web page using the instructions on “Accessing the Phone Web Page” section on page 4-5. Step 2 On the phone’s web page, choose the Network Profiles hyperlink and configure the Network Profile settings for your template configuration. Note You can leave the Username and Password fields blank so they can be configured individually.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using System Settings • Encryption keys • Use DHCP to get IP address and DNS servers • Static Settings (if configured) – IP Address – Subnet Mask – Default Router – Primary DNS Server – Secondary DNS Server • Use DHCP to get TFTP Server • Static TFTP Settings (if configured) – TFTP Server 1 – TFTP Server 2 Advanced Network Profile Settings • Minimum PHY rate • Surplus Bandwidth • 802.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using System Settings • Modules and error level for collection • Preserving Logs (true/false) Importing a Configuration Template To import a phone configuration template, follow these steps: Procedure Step 1 Connect the USB cable to an unconfigured phone and access the phone’s web page using the instructions on “Accessing the Phone Web Page” section on page 4-5. Step 2 On the phone’s web page, choose the Backup Settings hyperlink.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using System Settings To display the Phone Upgrade area, access the web page for the phone as described in the “Accessing the Configuration Web Page for a Phone” section on page 4-7, and then click the Phone Upgrade hyperlink. To upgrade the phone software, enter the phone software TAR (firmware file name) or use the Browse button to locate the firmware file on the network.
Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages Using System Settings Related Topics 4-36 • Using System Settings, page 4-29 • Viewing Trace Logs, page 4-30 • Upgrading Phone Firmware, page 4-34 • Backup Settings for Phone Configuration, page 4-30 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G The Settings menu on the Cisco Unified Wireless IP Phone 7921G provides access to view and change network profile settings and several phone settings for users. The Settings menu includes these configurable menus: • Network Profiles • Phone Settings • Security Configuration • USB Configuration The Settings menu also provides view only access to network, device, and other phone status information.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Accessing Network and Phone Settings Accessing Network and Phone Settings You can view and change many network configuration options and phone settings for the Cisco Unified Wireless IP Phone 7921G by using the Settings menu. Note You can control whether a Cisco Unified Wireless IP Phone 7921G has access to the Settings menu from the Cisco Unified CallManager Administration Phone Configuration page.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Related Topics • Configuring Network Profile Settings, page 5-3 • Changing Phone Settings, page 5-15 • Configuring the Security Certificate on the Phone, page 5-17 • Changing the USB Configuration, page 5-19 Configuring Network Profile Settings On the Cisco Unified Wireless IP Phone 7921G, you can configure a network profile for the wireless network settings for a specific WLAN.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Procedure Step 1 Choose Settings > Network Profiles. Step 2 To select the profile name that you want to configure, do one of these actions: • Use the Navigation button to scroll to the item and then press the Select button. • Use the keypad to enter the number that corresponds to the item. The Network Config list is locked .
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Step 2 To select the profile name that you want to change, use the Navigation button to scroll to the item and then press the Select button. Step 3 Enter **# to unlock the profile. Step 4 Select Profile Name. Step 5 Press Edit and enter a new name in the New Profile Name field. See Guidelines for Editing Settings in the Network Profile, page 5-5.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Related Topics • Accessing Network and Phone Settings, page 5-2 • Configuring DHCP Settings, page 5-8 • Configuring an Alternate TFTP Server, page 5-10 • Configuring Wireless Settings for the Network Profile, page 5-11 Changing Network Configuration Settings After accessing a network profile, you can use Table 5-1 for descripitons and reference information for network profile settings.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Table 5-1 Network Configuration Settings (continued) Network Setting Description For More Information, See...
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Table 5-1 Network Configuration Settings (continued) Network Setting Description For More Information, See...
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Step 4 Select Network Configuration. Step 5 Scroll to DHCP Enabled and press No. Step 6 Scroll to IP Address and press Select. Step 7 In the New IP Address: field, enter the static IP address for the phone. Step 8 Press Options > Validate to save the entry or press Cancel. You must enter the other required static fields. See Table 5-2 for descriptions of these fields.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Configuring an Alternate TFTP Server If you use DHCP to direct the Cisco Unified IP Phones to a TFTP server, you can also assign an alternative TFTP server to some phones instead of the one assigned by DHCP. To assign an alternate TFTP server to a phone, follow these steps: Procedure Step 1 Choose Settings > Network Profile.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Step 2 To select the profile name that you want to configure, scroll to the item and then press the Select button. Step 3 Enter **# to unlock the profile and press Edit. Step 4 Select Network Configuration. Step 5 Scroll to CDP Enabled and press Yes to enable or No to disable CDP.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings • Accessing the WLAN Configuration Menu, page 5-12 • Changing WLAN Configuration Settings, page 5-12 Accessing the WLAN Configuration Menu To access the WLAN Configuration menu options on a Cisco Unified Wireless IP Phone 7921G, follow these steps: Procedure Step 1 Choose Settings > Network Profiles.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Table 5-3 WLAN Configuration Settings (continued) Network Setting Description For More Information, See... 802.11 Mode The wireless signal standard used in the WLAN. Options are: The 802.11 Standards for Wireless LAN Communications, page 2-3 • 802.11b/g • 802.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring Network Profile Settings Table 5-3 WLAN Configuration Settings (continued) Network Setting Description Security Mode The type of authentication that the phone uses Setting the Wireless LAN to access the WLAN.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Changing Phone Settings Changing Phone Settings The Phone Settings menu contains settings to customize individual phones with different ring tones or volume levels, display, and keypad settings. Note You can control whether a Cisco Unified Wireless IP Phone 7921G has access to the Phone Settings menu from the Cisco Unified CallManager Administration Phone Configuration page.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Changing Phone Settings Table 5-4 Configurable Settings for the Phone Sounds, Display, and Keypad (continued) Phone Setting Description Volumes Ring Sets the ring volume level for the phone. Speaker Sets the volume for the speaker. Handset Sets the volume for the handset. Headset Sets the volume for the headset. Docking Speaker Sets the volume for the desktop charger speakerphone.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Configuring the Security Certificate on the Phone • Configuring the Security Certificate on the Phone, page 5-17 • Changing the USB Configuration, page 5-19 Configuring the Security Certificate on the Phone Security features establish and maintain authenticated communication streams between the phone and the Cisco Unified CallManager server, and digitally sign files before they are delivered.
Chapter 5 Configuring the Security Certificate on the Phone Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Procedure Step 1 Obtain the CAPF authentication string that was set when the CAPF was configured. Step 2 Choose Settings > Security Configuration. Step 3 To open the menu, press the Select button. Step 4 Scroll to LSC and press * * # to unlock the option. Step 5 Press the Update softkey. The phone prompts for an authentication string.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Changing the USB Configuration Changing the USB Configuration When using the USB cable to configure a phone, you might need to change the USB configuration. The phone has a default USB IP address of 192.168.1.100 that you can use with the USB connection to the PC.
Chapter 5 Configuring Settings on the Cisco Unified Wireless IP Phone 7921G Changing the USB Configuration Step 10 Enter the appropriate subnet address. Step 11 Press Options > Validate to verify the entry. Step 12 To save the changes, press Save.
CH A P T E R 6 Configuring Features, Templates, Services, and Users After you install and configure your wireless voice network, you can add wireless IP phones by using Cisco Unified CallManager Administration to configure telephony features, modify softkey templates, set up services, and assign users. This chapter provides an overview of these configuration and setup procedures. Cisco Unified CallManager documentation provides detailed instructions for these procedures.
Chapter 6 Configuring Features, Templates, Services, and Users Configuring Cisco Unified Wireless IP Phones in Cisco Unified CallManager • Adding Users to Cisco Unified CallManager, page 6-22 • Managing the User Options Web Pages, page 6-23 • Creating Custom Phone Rings, page 6-25 Configuring Cisco Unified Wireless IP Phones in Cisco Unified CallManager To provide telephony call routing and call control features for the Cisco Unified Wireless IP Phone 7921G, you must use to the Cisco Unified CallMana
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G Feature Description Configuration Reference Abbreviated Dialing Allows users to speed dial a phone number by entering an assigned index code (1-99) on the phone keypad. For more information, refer to: • Cisco Unified CallManager Administration Guide, “Cisco Unified IP Phone Configuration” chapter.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Barge Allows a user to join a non-private call on a shared phone line. Barge features include cBarge and Barge.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Call Forward Allows users to redirect incoming calls to another number. For more information, refer to: Call park • Cisco Unified CallManager 4.x Administration Guide, “Cisco Unified IP Phone Configuration” chapter. • Cisco Unified CallManager 5.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Call waiting Indicates (and allows users to answer) an incoming call that rings while on another call. For more information, refer to: • Cisco Unified CallManager Administration Guide, “Cisco Unified IP Phone Configuration” chapter.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Client matter codes (CMC) Enables a user to specify that a call relates to a specific client matter. For more information, refer to: • Cisco Unified CallManager Administration Guide”, Client Matter Codes” chapter.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Fast Dial Service Allows a user to enter a Fast Dial code to place a call. Fast Dial codes can be assigned to phone numbers or Personal Address Book entries. (See “Services” in this table.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Hunt group Provides load sharing for calls to a main For more information, refer to: directory number. A hunt group contains a series • Cisco Unified CallManager of directory numbers that can answer the Administration Guide, “Hunt incoming calls.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Meet-Me conference Allows a user to host a Meet-Me conference in which other participants call a predetermined number at a scheduled time. For more information refer to Cisco Unified CallManager Administration Guide, “Meet-Me Number/Pattern Configuration” chapter.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Other group pickup Allows a user to answer a call ringing on a phone in another group that is associated with the user's group. For more information refer to: • Cisco Unified CallManager 4.x Administration Guide, “Call Pickup Group Configuration” chapter.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Quality Allows users to use the QRT softkey on a phone For more information refer to: Reporting Tool to submit information about problem phone • Cisco Unified CallManager (QRT) calls.
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Services Allows you to use the Cisco Unified IP Phone For more information refer to: Services Configuration menu in Cisco • Cisco Unified CallManager Unified CallManager Administration to define Administration Guide, “Cisco and maintain the list of phone services to which Unified IP Phone us
Chapter 6 Configuring Features, Templates, Services, and Users Telephony Features Available for the Phone Table 6-1 Telephony Features for the Cisco Unified Wireless IP Phone 7921G (continued) Feature Description Configuration Reference Transfer Allows users to redirect connected calls from their phones to another number. Requires no configuration. Voice message system Enables callers to leave messages if calls are unanswered.
Chapter 6 Configuring Features, Templates, Services, and Users Specific Configuration Options for the Cisco Unified Wireless IP Phone 7921G Specific Configuration Options for the Cisco Unified Wireless IP Phone 7921G Each Cisco Unified IP Phone has special configuration options that are available for that phone model. You can configure the specific options by using Cisco Unified CallManager Administration.
Chapter 6 Configuring Features, Templates, Services, and Users Configuring Softkey Templates • Special Numbers—Identifies special phone numbers that do not require unlocking the keypad to call, such as 911 or an emergency number. Enter numbers up to 16 digits in length. • Push-to-talk URL—Specifies the URL that the phone contacts when pressing the configurable Applications button for services such as Push to Talk or directories.
Chapter 6 Configuring Features, Templates, Services, and Users Configuring Softkey Templates • Message • Options When you configure a softkey template for the Cisco Unified Wireless IP Phone 7921G, you can only configure the Cisco Unified CallManager softkeys and their sequence in the Options menu. The order of softkeys in the softkey template corresponds to the phone softkey list in the Options menu.
Chapter 6 Configuring Features, Templates, Services, and Users Modifying Phone Button Templates To configure softkey templates, select Device > Device Settings > Softkey Template from Cisco Unified CallManager Administration. You can modify a standard softkey template by making a copy of it, giving it a new name, and making updates to that copied softkey template. You can also modify a nonstandard softkey template.
Chapter 6 Configuring Features, Templates, Services, and Users Setting Up Services The Cisco Unified Wireless IP Phone 7921G can have up to six lines and up to 24 connected calls. The default button template uses position 1 for lines and assigns position 2 through 6 as speed dial.
Chapter 6 Configuring Features, Templates, Services, and Users Configuring Corporate and Personal Directories Step 2 To set up these services in Cisco Unified CallManager 4.x Administration, choose Feature > Cisco IP Phone Services or To set up these services in Cisco Unified CallManager 5.
Chapter 6 Configuring Features, Templates, Services, and Users Configuring Corporate and Personal Directories To support this feature, you must configure corporate directories. See the “Configuring Corporate Directories” section on page 6-21 for more information. • Personal Directory—Allows a user to store a set of personal numbers. To support this feature, you must provide the user with software to configure the personal directory.
Chapter 6 Configuring Features, Templates, Services, and Users Adding Users to Cisco Unified CallManager • From the Cisco Unified IP Phone—Users can choose Directories > Personal Directory to access the PAB and Fast Dials features from their phones • From a Microsoft Windows application—Users can use the TABSynch tool to synchronize their PABs with Microsoft Outlook. To configure Personal Directory from a web browsers, users must access their User Options web pages.
Chapter 6 Configuring Features, Templates, Services, and Users Managing the User Options Web Pages • To add users in batches, use the Bulk Administration Tool. This method also enables you to set an identical default password for all users. For detailed information, refer to Bulk Administration Tool User Guide (Cisco Unified CallManager 4.1 or later) or Cisco Unified CallManager Bulk Administration Guide (Cisco Unified CallManager 5.0 or later).
Chapter 6 Configuring Features, Templates, Services, and Users Managing the User Options Web Pages For additional information, refer to Cisco Unified CallManager Administration Guide, “End User Configuration” section. Note You can use Cisco Unified CallManager Administration to control user access to the phone web pages. For information about setting Web Access for users, see “Specific Configuration Options for the Cisco Unified Wireless IP Phone 7921G” section on page 6-15.
Chapter 6 Configuring Features, Templates, Services, and Users Creating Custom Phone Rings Procedure Step 1 From Cisco Unified CallManager Administration, choose System > Enterprise Parameters. The Enterprise Parameters Configuration page appears.
Chapter 6 Configuring Features, Templates, Services, and Users Creating Custom Phone Rings 6-26 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R 7 Viewing Security, Device, Model, and Status Information on the Phone This chapter describes how to use the Settings menus on the Cisco Unified Wireless IP Phone 7921G to view information: • Security Configuration menu—Displays information about security on the phone. • Device Information menu—Displays information about the current phone configuration. • Model Information screen—Displays hardware and software information about the phone.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Security Information • Viewing Model Information, page 7-10 • Viewing the Phone Status Menu, page 7-12 Viewing Security Information To view the Security Configuration screen on the Cisco Unified Wireless IP Phone 7921G and see information about the security settings, follow these steps: Procedure Step 1 Choose the Settings > Security Configuration.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Security Information Table 7-1 Security Configuration Screen Items (continued) Item Description MIC Indicates whether a manufacturing installed certificate (used for the security features) is installed on the phone (Yes) or is not installed on the phone (No).
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Security Information Accessing the CTL File Screen If a CTL file is installed on the phone, you can access the CTL File screen by choosing Settings > Security Configuration > CTL File. To exit the CTL File screen, press the Exit softkey.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Security Information If neither the primary TFTP (TFTP Server 1) server nor the backup TFTP server (TFTP Server 2) is listed in the CTL file, you must unlock the CTL file before you can save changes that you make to the TFTP Server 1 option or to the TFTP Server 2 option on the Network Configuration menu. (For information about changing these options, see the “Configuring DHCP Settings” section on page 5-8.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Device Information Related Topics • Viewing the Status Messages, page 7-12 • Viewing Call Statistics, page 7-18 • Viewing Firmware Versions, page 7-22 Viewing Device Information You can access the Device Information screen on the Cisco Unified Wireless IP Phone 7921G and to view information about the current configuration: • Cisco CallManager servers • Network settings • WLAN information • HTTP information
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Device Information Table 7-2 Device Information Categories and Items Item Description Step 1CallManager Information Call Manager 1–5 Host names or IP addresses, in prioritized order, of the Cisco Unified CallManager servers with which the phone can register. An item can also show the IP address of an SRST router that is capable of providing limited Cisco Unified CallManager functionality.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Device Information Table 7-2 Device Information Categories and Items (continued) Item Description TFTP Server 2 Secondary Trivial File Transfer Protocol (TFTP) server used by the phone. Default Router 1 IP address for the default gateway used by the phone. DNS Server 1 Primary Domain Name System (DNS) server used by the phone. DNS Server 2 Backup DNS server used by the phone.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Device Information Table 7-2 Device Information Categories and Items (continued) Item Description HTTP Information Information URL URL of the help text that appears on the phone. Directories URL URL of the server from which the phone obtains directory information. Messages URL URL of the server from which the phone obtains message services.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Model Information Table 7-2 Device Information Categories and Items (continued) Item Description Web Access Indicates web access capability for the phone. • Disabled—No user options web page access • ReadOnly—Can view information only • Full—Can use configuration pages You configure web access in Cisco Unified CallManager Administration.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing Model Information Step 3 Table 7-3 describes the items that appear in this screen. Step 4 To exit the Model Information screen, press the Back softkey. Table 7-3 Model Information Screen Items Item Description Model Number Model number of the phone. MAC Address MAC address of the phone. App Load ID Identifier of the factory-installed load running on the phone. Serial Number Serial number of the phone.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu • Viewing the Phone Status Menu, page 7-12 Viewing the Phone Status Menu The Status menu includes these options, which provide information about the phone and its operation: • Status Messages—Displays the Status Messages screen, which shows a log of important system messages. For more information, see the “Viewing the Status Messages” section on page 7-12.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Step 3 Table 7-4 To exit the screen, press the Back softkey. Status Messages Message Description Possible Explanation and Action Bad MIC on phone The manufacturing installed For information about how to manage the certificate (MIC) that is used for MIC for your phone, refer to the “Using security features is bad.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Table 7-4 Status Messages (continued) Message Description CTL Installed A certificate trust list (CTL) file None. This message is informational is installed in the phone. only. Possible Explanation and Action For more information about the CTL file, refer to Cisco Unified CallManager Security Guide. CTL update failed The phone could not update its certificate trust list (CTL) file.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Table 7-4 Status Messages (continued) Message Description TFTP server not authorized The specified TFTP server could not be found in the phone CTL. TFTP timeout TFTP server did not respond. Possible Explanation and Action • The DHCP server is not configured properly and is not providing the correct TFTP server address.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Procedure Step 1 Choose Settings > Status. Step 2 Select Status Messages. The phone displays the name of the configuration file in the following format: SEPmacaddress.cnf.xml or SEPmacaddress.cnf.xml.enc.sgn. Step 3 To exit the screen, press the Back softkey.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Table 7-5 Network Statistics Screen Items Item Description Up Time Amount of elapsed time in days and hours since the phone connected to Cisco Unified CallManager RxPkts Number of packets received by the phone RxErr Number of errored packets received by the phone RxUcast Number of unicast packets received by the phone RxMcast Number of multicast packets received by the phone RxBcast
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Table 7-5 Network Statistics Screen Items (continued) Item Description RetryFail Number of times the phone retried and failed to send packets AgedPkts Number of packets removed from the transmit queue due to transmission timeout OtherFail Number of packets that failed to transmit due to other reasons Success Number of packets successfully transmitted MaxFail Maximum sequence of failur
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu A single call can have multiple voice streams, but data is captured for only the last voice stream. A voice stream is a packet stream between two endpoints. If one endpoint is put on hold, the voice stream stops even though the call is still connected. When the call resumes, a new voice packet stream begins, and the new call data overwrites the former call data.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Table 7-6 Call Statistics Items (continued) Item Description Rcvr Packets Number of RTP voice packets received since voice stream was opened. Note Sender Packets Number of RTP voice packets transmitted since voice stream was opened.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Table 7-6 Call Statistics Items (continued) Item Description Voice Quality Metrics MOS LQK Score that is an objective estimate of the mean opinion score (MOS) for listening quality (LQK) that rates from 5 (excellent) to 1 (bad). This score is based on audible concealment events due to frame loss in the preceding 8-second interval of the voice stream.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Table 7-6 Call Statistics Items (continued) Item Description MaxConcealRatio Highest interval concealment ratio from start of the voice stream. Conceal Secs Number of seconds that have concealment events (lost frames) from the start of the voice stream (includes severely concealed seconds).
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu Table 7-7 explains the information that is displayed on this screen. To display the firmware information, follow these steps: Procedure Step 1 Choose Settings > Status. Step 2 Select Firmware Versions. To view one of the items, scroll to the item and press Select. Step 3 To exit the Firmware Versions screen, press Back.
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone Viewing the Phone Status Menu 7-24 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Each Cisco Unified IP Phone has a web page from which you can view a variety of information about the phone, including: • Home—Summary information about the phone • Setup—Configurable settings for network profiles, USB port, and trace data • Information—Network and device static information • Statistics—Wireless LAN and IP network data • Stream Statistics—Displays counters and statistics for the current call • System—Configu
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Accessing the Web Page for a Phone This chapter includes these topics: • Accessing the Web Page for a Phone, page 8-2 • Summary Information, page 8-3 • Network Configuration Information, page 8-4 • Device Information, page 8-9 • Wireless LAN Statistics, page 8-11 • Network Statistics, page 8-13 • Stream Statistics, page 8-16 Accessing the Web Page for a Phone To access the web page for a Cisco Unified IP Phone, follow these s
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Summary Information Step 3 Log in to the web pages with username: admin and enter the password: Cisco for the phone web pages. The web pages for a Cisco Unified Wireless IP Phone 7921G includes these items for monitoring the phone: • Summary Information—Displays general information about the phone.For more information, see the “Summary Information” section on page 8-3.
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Network Configuration Information Table 8-1 Home: Summary Items (continued) Item Description Wireless Information Active Network Profile Name of the profile that the phone is currently using SSID SSID that the phone is currently using Access Point Name of the access point to which the phone is associated MAC Address Media Access Control (MAC) address of the phone Network Information IP Address Internet Protocol (IP) address of
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Network Configuration Information Table 8-2 Network Information Items Item Description IP Information DHCP Server IP address of the Dynamic Host Configuration Protocol (DHCP) server from which the phone obtains its IP address. BootP Server Not used. MAC Address Media Access Control (MAC) address of the phone. Host Name Unique, fixed name that is automatically assigned to the phone based on the MAC address.
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Network Configuration Information Table 8-2 Network Information Items (continued) Item Description Call Manager 1–5 Host names or IP addresses, in prioritized order, of the Cisco Unified CallManager servers with which the phone can register. An item can also show the IP address of an SRST router that is capable of providing limited Cisco Unified CallManager functionality, if such a router is available.
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Network Configuration Information Table 8-2 Network Information Items (continued) Item Description SRST Information SRST Reference IP The IP Address for the Survivable Remote Site Telephony (SRST) designation, which identifies an SRST router capable of providing Cisco Unified CallManager functionality with a limited feature set.
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Network Configuration Information Table 8-2 Network Information Items (continued) Item Description Preemption Identifies call preemption capability set for this phone. Forceful—The phone allows higher priority calls to preempt lower priority calls. Disabled—The phone does not preempt lower priority calls with higher priority calls. Default—The phone uses the device pool setting.
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Device Information Table 8-2 Network Information Items (continued) Item Description Proxy Server URL Not used. Authentication URL URL that the phone uses to validate requests made to the phone web server. Locale Information User Locale User locale associated with the phone user. Identifies a set of detailed information to support users, including language, font, date and time formatting, and alphanumeric keyboard text information.
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Device Information Table 8-3 8-10 Device Information Area Items Item Description MAC Address Media Access Control (MAC) address of the phone Host Name Host name that the DHCP server assigned to the phone Directory Number Directory number assigned to the phone System Load ID Identifier of the firmware running on the phone Version Version of the phone hardware Serial Number Serial number of the phone Model Number Model numb
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Wireless LAN Statistics Table 8-3 Device Information Area Items (continued) Item Description WLAN Regulatory Domain Identifier for the wireless regulatory region in which this phone must operate USB Vendor/Product ID Unique code that identifies the phone as a Cisco Systems product USB RNDIS Device Address Manufacturer-assigned unique MAC address for the USB Remote Network Driver Interface Specification (RNDIS) for the phone USB RNDI
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Wireless LAN Statistics Table 8-4 Wireless LAN Statistics Items (continued) Item Description Association Rejects Number of rejected association attempts Association Timeouts Number of failed association attempts due to timeout Authentication Rejects Number of authentication attempts that the AP rejected Authentication Timeouts Number of failed authentication attempts due to timeout Tx Statistics (Best Effort) Tx OK Frames Numbe
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Network Statistics Table 8-4 Wireless LAN Statistics Items (continued) Item Description Tx Statistics (Voice) Tx OK Frames Number of frames transmitted with successfully Tx Error Frames Number of frames transmitted with errors Tx Unicast Frames Number of frames transmitted that are unicast traffic Tx Multicast Frames Number of frames transmitted that are multicast traffic Tx Broadcast Frames Number of frames transmitted that a
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Network Statistics Table 8-5 Network Statistics Screen Items Item Description IP Statistics 8-14 IpInReceives Number of input datagrams received from interfaces including those received in error IpInHdrErrors Number of input datagrams discarded due to errors in IP headers IpInAddrErrors Number of input datagrams discarded because IP address in header destination field was not valid IpInForwDatagrams Number of input datagrams t
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Network Statistics Table 8-5 Network Statistics Screen Items (continued) Item Description IpInFragFails Number of IP datagrams that were discarded because they could not be fragmented IpInFragCreates Number of IP datagram fragments generated TCP Statistics TcpRtoAlgorithm Determines timeout value used for retransmitting unacknowledged octets TcpRtoMin Minimum value for retransmission timeout in milliseconds TcpRtoMax Maximum v
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Stream Statistics Table 8-5 Network Statistics Screen Items (continued) Item Description TcpRetransSegs Number of TCP segments transmitted containing previously transmitted octets TcpInErrs Number of segments with bad TCP checksum TcpOutRsts Number of TCP segments sent containing RST flag UDP Statistics UdpinDatagrams Number of UDP datagrams delivered to UDP users UdpNoPorts Number of received UDP datagrams for which there wa
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Stream Statistics Table 8-6 Stream Statistics Items (continued) Item Description Sender Joins Number of times the phone has started transmitting a stream Receiver Joins Number of times the phone has started receiving a stream Byes Number of times the phone has stopped transmitting a stream Start Time Internal time stamp indicating when Cisco Unified CallManager requested that the phone start transmitting packets Row Status Indi
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Stream Statistics Table 8-6 Stream Statistics Items (continued) Item Description Receiver Packets Number of RTP voice packets received since voice stream was opened Note This number is not necessarily identical to the number of RTP voice packets received since the call began because the call might have been placed on hold.
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Stream Statistics Table 8-6 Stream Statistics Items (continued) Item Description Min MOS LQK Lowest MOS LQK score observed from start of the voice stream Max MOS LQK Baseline or highest MOS LQK score observed from start of the voice stream These codecs provide the following maximum MOS LQK score under normal conditions with no frame loss: • G.711 gives 4.5 • G.729 A /AB gives 3.
Chapter 8 Monitoring the Cisco Unified Wireless IP Phone Remotely Stream Statistics 8-20 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G This chapter provides information that can assist you in troubleshooting problems with your Cisco Unified Wireless IP Phone, in your IP telephony network, or with using the Cisco Unified Wireless IP Phone 7921G web pages. For additional troubleshooting information, you can refer to the Cisco Unified CallManager Troubleshooting Guide.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems • Symptom: The Wireless IP Phone Does Not Associate with a Cisco Aironet Access Point, page 9-3 • Symptom: The unified IP phone Does Not Register with Cisco Unified CallManager, page 9-5 Symptom: The unified IP phone Does Not Complete the Normal Start Up Process When a unified IP phone connects to the wireless network, the phone should go through its normal startup process and the phone scr
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems • The phone goes into recovery mode and checks the integrity of the firmware files. • If error messages display indicating “recovery required,” then plug the USB cable into the phone and a PC. See “Using the USB Connection for Initial Phone Configuration” section on page 4-2. • Using a browser, access the web page for the phone.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems Note If the message, “No Service - IP Config Failed,” DHCP failed because the encryption between the access point and phone do not match. If using static WEP, check the WEP key on the phone to be sure it matches the WEP key on the access point. Reenter the WEP key on the phone to be sure it is correct.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems AP Error—Cannot support all requested capabilities On the access point, check that CKIP/CMIC is not enabled for the voice VLAN SSID. The Cisco Unified Wireless IP Phone 7921G does not support these features.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems To verify that the phone is in the Cisco Unified CallManager database, choose Device > Phone > Find from Cisco Unified CallManager Administration to search for the phone based on its MAC Address. (To determine the MAC address of a phone, see the “Viewing Device Information” section on page 7-6.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems If you are using DHCP, the phone obtains the address for the TFTP server from the DHCP server. Check the IP address configured in Option 150 or Option 66. Refer to Configuring Windows 2000 DHCP Server for Cisco Unified Call Manager available at this URL: http://www.cisco.com/warp/customer/788/AVVID/win2000_dhcp.html You can also enable the phone to use a static TFTP server.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems If you are using DHCP, check the IP addresses distributed by your DHCP server. Be aware of DHCP conflicts and duplicate IP addresses. Refer to Understanding and Troubleshooting DHCP in Catalyst Switch or Enterprise Networks, available at this URL: http://www.cisco.com/warp/customer/473/100.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems Cisco Unified CallManager and TFTP Services Are Not Running If the Cisco Unified CallManager or TFTP services are not running, phones might not be able to start up properly. However, in such situations, it is likely that you are experiencing a system-wide failure and that other phones and devices are unable to start up properly.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Startup and Connectivity Problems Creating a New Configuration File If you continue to have problems with a particular phone that other suggestions in this chapter do not resolve, the configuration file might be corrupted. To create a new configuration file, follow these steps: Procedure Step 1 From Cisco Unified CallManager, select Device > Phone > Find to locate the phone experiencing problems.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems Resolving Voice Quality and Roaming Problems Cisco Unified Wireless IP Phone 7921G users might have problems with voice quality and connectivity when roaming with their phones.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems Identifying Intermittent Network Outages Intermittent network outages affect data and voice traffic differently. Your network might have been experiencing intermittent outages without detection. If so, data traffic can resend lost packets and verify that packets are received and transmitted. However, voice traffic cannot recapture lost packets.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems Verifying that the Phones Have Not Been Intentionally Reset If you are not the only administrator with access to Cisco Unified CallManager, you should verify that no one else has intentionally reset the phones.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems Step 4 From Cisco Unified CallManager, select Device > Phone and verify that you have assigned the correct MAC address to this Cisco Unified IP Phone. To determine the MAC address of a phone, see the “Viewing Device Information” section on page 7-6. Step 5 Power cycle the phone.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems Note • With DTCP, if Client Transmit Power is set in the access point, the phone automatically uses the same client power setting. If the access point is set for the maximum setting (Max), the access point uses the Transmit Power setting on the phone. Check that the access point is enabled for ARP caching.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems Voice Quality Deteriorates While Roaming Check the RSSI on the destination access point to see if the signal strength is adequate. The next access point should have an RSSI value of 35 or greater.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems • If using EAP-FAST, LEAP, or Auto (AKM) authentication, the access point might be using filters to block TCP ports. The ACS server uses port 1645 for authentication and 1646 for accounting and the RADIUS server uses port 1812 for authentication and 1813 for accounting.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems Note Concealment ratio and concealment seconds are primary measurements based on frame loss while MOS LQK scores project a “human-weighted” version of the same information on a scale from 5 (excellent) to 1 (bad) for measuring listening quality. Listening quality scores (MOS LQK) relate to the clarity or sound of the received voice signal. Conversational quality scores (MOS CQ such as G.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Resolving Voice Quality and Roaming Problems Table 9-1 Changes to Voice Quality Metrics Metric Change Condition MOS LQK scores decrease significantly Network impairment from packet loss or high jitter: • Average MOS LQK decreases could indicate widespread and uniform impairment. • Individual MOS LQK decreases indicate bursty impairment. Cross-check with Conceal Ratio and Conceal Seconds for evidence of packet loss and jitter.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G General Troubleshooting Information General Troubleshooting Information The following topics provide general information and tips for troubleshooting the Cisco Unified Wireless IP Phone 7921G.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G General Troubleshooting Information Table 9-2 Common Phone Status Messages (continued) Message Description Possible Explanation and Action Locating Network Services The phone is searching for an AP. The phone is searching all beacons and scanning for a channel and SSID to use. Wait for the phone to complete the searching and scanning process.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G General Troubleshooting Information Troubleshooting Tips for the Cisco Unified Wireless IP Phone 7921G Table 9-3 provides general troubleshooting information for the wireless IP phone. Table 9-3 unified IP phone Troubleshooting Tips Summary Explanation Phone is resetting The phone resets when it loses contact with the Cisco Unified CallManager software.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G General Troubleshooting Information Table 9-3 unified IP phone Troubleshooting Tips (continued) Summary Explanation One-way audio on phone Check that the speaker is functioning properly. Adjust the speaker volume setting and call the phone to check the speaker. Check that ARP caching has been set on the AP. See “Voice Over IP Wireless Network Configuration” section on page 2-27.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G General Troubleshooting Information Logging Information for Troubleshooting The following options can help you gather troubleshooting information: • Using a System Log Server, page 9-24 • Using the Trace Logs on the unified IP phone, page 9-24 Using a System Log Server To gather information about problems with the wired network that can cause roaming delays or no connectivity, set up a system log server.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Erasing the Local Configuration Erasing the Local Configuration You can clear all locally stored configuration options in a phone by using the Phone Settings menu. When you use the restore to factory default option, all user-defined entries in Network Profiles, Phone Settings, and Call History are erased. To erase the local configuration, follow these steps: Procedure Step 1 Choose Settings > Phone Settings.
Chapter 9 Troubleshooting the Cisco Unified Wireless IP Phone 7921G Erasing the Local Configuration 9-26 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
CH A P T E R A Providing Information to Users By Using a Website If you are a system administrator, you are likely the primary source of information for Cisco Unified IP Phone users in your network or company. It is important to provide current and thorough information to end users.
Chapter A Providing Information to Users By Using a Website How the Cisco Unified Wireless IP Phone Operates How the Cisco Unified Wireless IP Phone Operates Users need to know that their Cisco Unified Wireless IP Phone 7921G operates more like a cell phone than like their desktop phone. Small wireless phones with an antenna allow users to move around a facility while staying connected to a call.
Chapter A Providing Information to Users By Using a Website How to Care for and Clean the Phone Related Topics • How to Care for and Clean the Phone, page A-3 • How Users Get Copies of Cisco Unified IP Phone Manuals, page A-5 • How Users Configure Phone Features and Services, page A-6 • How Users Access Voice Messages, page A-7 How to Care for and Clean the Phone Users need to know how to protect and clean their phone.
Chapter A Providing Information to Users By Using a Website How Users Access the Help System on the Phone For a list of available accessories and their descriptions, refer to the Cisco Unified Wireless IP Phone 7921G Accessory Guide at this URL: hittp://www.cisco.com/en/US/products/hw/phones/ps379/products_user_guide0 9186a008076b878.
Chapter A Providing Information to Users By Using a Website How Users Get Copies of Cisco Unified IP Phone Manuals • How Users Configure Phone Features and Services, page A-6 • How Users Access Voice Messages, page A-7 How Users Get Copies of Cisco Unified IP Phone Manuals You should provide end users with access to user documentation for the Cisco Unified IP Phones. This documentation includes detailed user instructions for key phone features.
Chapter A Providing Information to Users By Using a Website How Users Configure Phone Features and Services How Users Configure Phone Features and Services End users can perform a variety of activities using the Cisco Unified CallManager User Options web page. Cisco Unified Wireless IP Phone users can set up speed dial and call forwarding numbers. Keep in mind that configuring settings on a phone using a website might be new for your end users.
Chapter A Providing Information to Users By Using a Website How Users Access Voice Messages How Users Access Voice Messages Cisco Unified CallManager provides the flexibility to integrate with many different voice messaging systems, including the Cisco Unity voice messaging system. Because you can integrate with many different systems, you must provide users with detailed information about how to use your specific system.
Chapter A Providing Information to Users By Using a Website How Users Access Voice Messages A-8 • How Users Get Copies of Cisco Unified IP Phone Manuals, page A-5 • How Users Configure Phone Features and Services, page A-6 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
APPENDIX B Supporting International Users Translated and localized versions of the Cisco Unified Wireless IP Phone 7921G user interface include: • English • French • German • Japanese Prior to deploying the wireless IP phones, download the locale installer for the firmware releases and configure the languages in Cisco Unified CallManager. For more information about installing the locale installer, “Installing the Cisco Unified CallManager Locale Installer” section on page B-1.
Appendix B Supporting International Users Procedure B-2 Step 1 Download the locale-specific version of the Cisco Unified CallManager Locale Installer at this URL: http://www.cisco.com/kobayashi/sw-center/telephony/callmgr/locale-installer.sh tml. Step 2 Install the locale-specific version of the Cisco Unified CallManager Locale Installer on every Cisco Unified CallManager server in the cluster. • For Cisco Unified CallManager Release 4.
APPENDIX C Physical and Operating Environment Specifications The following section describes the technical specifications for the Cisco Unified Wireless IP Phone 7921G. Table C-1 shows the physical and operating environment specifications.
Appendix C Table C-1 C-2 Physical and Operating Environment Specifications Physical and Operating Environmental Specifications Specification Value or Range Desktop Charger Height 75 mm (3.0 in) Desktop Charger Width 93 mm (3.7 in) Desktop Charger Depth 129 mm (5.1 in) Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
APPENDIX D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G The following topics provide an overview of procedures for adding Cisco Unified Wireless IP Phones to your network: • Configuring the Wireless Network, page D-1 • Configuring QoS Policies, page D-4 • Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager, page D-6 • Installing the Cisco Unified Wireless IP Phone 7921G, page D-9 Configuring the Wireless Network Table D-1 explains and provides re
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Configuring the Wireless Network Table D-1 Wireless Network Configuration Tasks Activity Explanation Check that the Cisco IOS version is the recommended version Reference • Under System Software, verify that Interacting with Cisco Unified Cisco IOS version 12.3(8)JA or Wireless Access Points, page 2-12 later is running on the AP. • For the controller, use Version 4.0 and Cisco IOS version 12.3(8)JX or later.
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Configuring the Wireless Network Table D-1 Wireless Network Configuration Tasks (continued) Activity Explanation Configure radio (802.11) settings Data Rate—Set for11 Mbps or to the Cisco IOS Software Configuration rate for the frequency band that you are Guide for Cisco Aironet Access using. Points, Cisco IOS Release 12.
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Configuring QoS Policies Procedure Step 1 Use SSH or Telnet to access the Airespace controller or controllers. Step 2 Enter config Step 3 Enter save Step 4 Enter y to confirm.
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Configuring QoS Policies • AVVID Priority Mapping—Yes. • WiFi Multimedia (WMM) on radio interfaces—Enabled Controller Settings For detailed information about configuring QoS policies for the controller, refer to these URLs: • http://www.cisco.com/univercd/cc/td/doc/product/wireless/control/index.htm • http://www.cisco.com/univercd/cc/td/doc/product/wireless/control/c44/ccfig40 /index.
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager wrr-queue cos-map 2 wrr-queue cos-map 3 2 3 4 6 7 wrr-queue cos-map 4 5 priority queue out spanning-tree portfast Note When you are using U-APSD for power save, you must implement proper QoS policies on the access points and Ethernet switch.
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager Table D-2 Checklist for Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager Task 1.
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager Table D-2 Checklist for Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager (continued) Task For More Information 3.
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Installing the Cisco Unified Wireless IP Phone 7921G Table D-2 Checklist for Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco Unified CallManager (continued) Task For More Information 6. Configure speed-dial numbers (optional). Refer to the Cisco Unified CallManager Administration Guide, Cisco Unified IP Phone Configuration chapter, “Configuring Speed-Dial Buttons” section. 7.
Appendix D Installing the Cisco Unified Wireless IP Phone 7921G Table D-3 Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G Checklist for Installing the Cisco Unified Wireless IP Phone 7921G Task For More Information 1. Assemble the phone components and charge the battery. See Providing Power to the Phone, page 3-10. 2. Configure the network profile by using the USB cable and the Cisco Unified Wireless IP Phone 7921G web pages.
I N D EX Numerics authentication 1-9, 5-17 selecting type 4-16, 5-14 802.11a standard 2-3 wireless network setting 5-14 802.11b standard 2-3 auto-pickup 6-3 802.
Index replacement re 3-9 for replacing battery pack 3-9 temperature 3-9 for replacing power supply 3-9 battery safety notices 3-8 battery warning disposal 3-8 explosion 3-8 block external to external transfer 6-4 translations 3-6 CCKM description 2-8 CDP description 2-9 CDP settings 5-10 change password web page 4-35 C Cisco Call Back 6-6 call authenticated 1-15 Cisco Centralized Key Management, See CCKM encrypted 1-15 Cisco Discovery Protocol, See CDP call display restrictions 6-4 caller ID 6-
Index online help for A-4 softkey templates 6-16 using LDAP directories 6-21 user features 6-22 Cisco Unified Wireless IP Phone CTL file configuration requirements 1-16 unlocking 7-5 installation requirements 1-16 CTL file screen 7-4 overview 1-1 current configuration web page 4-1, 8-1 viewing 7-12, 7-15 Cisco Unified Wireless IP Phone, See also wireless IP phone Cisco Unified Wireless IP Phone specifications C-1 client matter codes 6-7 conference 6-7 configurable call forward display 6-7 con
Index troubleshooting 9-12 WEP key 4-20 directory numbers, assigning manually 3-6 erase configuration, procedure 9-25 direct-sequence spread spectrum (DSSS) 2-4 explosive gas warning 3-7 direct transfer 6-7 Extensible Authentication Protocol, See EAP displaying, network statistics 7-16 extensible authentication protocol-flexible authentication via secure tunneling, See EAP-FAST disposal warning 3-8 DNS server settings for TFTP server 2-26 troubleshooting 9-13 verifying settings 9-8 F features d
Index localization I Installing the Cisco Unified CallManager Locale Installer B-1 image authentication 1-12 installation Locally Significant Certificate (LSC) 5-17 AP configuration tasks 2-29, D-2 checklist for 1-22 M network requirements 3-1 preparing 3-3 MAC address determining 3-3, 3-5 installation warning 3-7 installing requirements, overview 1-16, D-1 malicious caller identification (MCID) 6-9 manufacturing installed certificate (MIC) 1-12 Internet Protocol (IP) 2-10 media encryption 1-13
Index network connectivity, verifying 9-6 accessing on phone 5-2 network features, configuring overview 1-8 configuring 5-1 networking protocol DHCP enable 5-6 AES 2-8 network statistics 8-13 CCKM 2-8 network statistics, viewing 7-16 CDP 2-9 network statistics web page 8-3 DHCP 2-9 IP 2-10 RTP 2-10 O SCCP 2-10 on hook call transfer 6-10 supported 2-8 online help, using A-4 TCP 2-11 open authentication, description 2-19 TFTP 2-11 orthogonal frequency division multiplexing (OFDM) 2-3, 2-
Index installing 1-22 phone settings 5-15 access restrictions 5-2, 5-3, 5-15 primary DNS server 2-27, 4-23, 5-9 primary gateway 2-26, 4-23, 5-9 primary TFTP server 5-9 phone upgrade web page 4-34 Privacy 6-11 phone web page profile settings web page 4-10 about 4-1, 8-1 provides 2-32 accessing 4-7, 8-2 PS-Poll, description 2-10 change password 4-35 Push to Talk service 6-11 device information 8-3, 8-9 installing drivers 4-2 network configuration 8-4 Q network configuration web page 8-3 QBSS,
Index ring activity 6-12 open authentication 2-19 ringlist.
Index accessing with phone menu 2-32 display values 2-32 subnet mask 2-26, 4-23, 5-9 statistics skinny client control protocol, See SCCP call 7-18, 8-16 softkey templates, configuring 6-16 network 8-13 specifications statistics, network 7-16 operating environment C-1 status information 7-12, 7-15 physical C-1 status menu 7-1, 7-12 speed dial default buttons for 6-19 streaming statistics 8-16 subnet mask 2-26, 4-23, 5-9 speed dialing 6-3, 6-13 summary information web page 4-9 SRST 8-7 survi
Index auto-pickup 6-3 shared lines 6-13 barge 1-16, 6-4 speed dialing 6-13 block external to external transfer 6-4 supported 6-3 call display restrictions 6-4 Time-of-Day Routing 6-13 caller ID 6-6 transfer 6-14 call forward 6-5 voice messaging system 6-14 call park 6-5 call pickup 6-5 template phone button, modifying 6-18 call waiting 6-6 temporal key integrity protocol, See TKIP Cisco Call Back 6-6 TFTP client matter codes 6-7 description 2-11 conference 6-7 troubleshooting 9-6 conf
Index AP settings 9-3, 9-11 user options web page Cisco Unified CallManager settings 9-8 DHCP 9-12 specifying options that appear 6-24 users DNS 9-13 accessing voice messages A-7 DNS settings 9-8 adding to Cisco Unified CallManager 6-22 general information 9-20 documentation for A-5 IP addressing and routing 9-7 international, supporting B-1 logging information 9-24 required information A-1 network connectivity 9-6 wireless IP phone information A-2 network outages 9-12 phones resetting 9-13
Index W adding manually to Cisco Unified CallManager 3-6 warnings adding to Cisco Unified CallManager 3-3 definition 3-7 adding using auto-registration 3-4 for battery disposal 3-8 adding using auto-registration with TAPS 3-4 for battery explosion 3-8 for disposal 3-8 for explosive gas 3-7 for installation 3-7 for plug socket 3-7 for power outages 3-7 for power supply 3-7 for short circuit protection 3-7 for telephone receiver 3-8 translations 3-6 adding using BAT 3-5 battery 3-10 configuration fi
Index security 2-6 security mechanisms 2-19 voice quality 2-16 WLAN configuration menu 5-12 WLAN security mode authentication types 4-16 WLSM, wireless LAN services module 2-15 WPA description 2-12 encryption with TKIP, description 2-21 WPA authentication, description 2-20 WPA-pre-shared key authentication, description 2-19 X XMLDefault.cnf.xml configuration file 2-25 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
Index IN-14 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.
