Specifications
Table Of Contents
- Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.0 and Later
- Contents
- Preface
- An Overview of the Cisco Unified Wireless IP Phone 7921G
- An Overview of the Voice Over IP Wireless Network
- Understanding the Wireless LAN
- Components of the VoIP Wireless Network
- Voice Over IP Wireless Network Configuration
- Site Survey Verification
- Setting Up the Cisco Unified Wireless IP Phone 7921G
- Before You Begin
- Installing the Cisco Unified Wireless IP Phone 7921G
- Powering On the Cisco Unified Wireless IP Phone 7921G
- Understanding the Phone Startup Process
- Using the Cisco Unified Wireless IP Phone 7921G Web Pages
- Using the USB Connection for Initial Phone Configuration
- Updating Phones Remotely
- Configuring Network Profiles
- Configuring USB Settings
- Configuring Trace Settings
- Using System Settings
- Configuring Settings on the Cisco Unified Wireless IP Phone 7921G
- Accessing Network and Phone Settings
- Configuring Network Profile Settings
- Changing Phone Settings
- Configuring the Security Certificate on the Phone
- Changing the USB Configuration
- Configuring Features, Templates, Services, and Users
- Configuring Cisco Unified Wireless IP Phones in Cisco Unified CallManager
- Telephony Features Available for the Phone
- Specific Configuration Options for the Cisco Unified Wireless IP Phone 7921G
- Configuring Softkey Templates
- Modifying Phone Button Templates
- Setting Up Services
- Configuring Corporate and Personal Directories
- Adding Users to Cisco Unified CallManager
- Managing the User Options Web Pages
- Creating Custom Phone Rings
- Viewing Security, Device, Model, and Status Information on the Phone
- Monitoring the Cisco Unified Wireless IP Phone Remotely
- Troubleshooting the Cisco Unified Wireless IP Phone 7921G
- Resolving Startup and Connectivity Problems
- Resolving Voice Quality and Roaming Problems
- General Troubleshooting Information
- Erasing the Local Configuration
- Providing Information to Users By Using a Website
- Supporting International Users
- Physical and Operating Environment Specifications
- Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G
- Index

7-3
Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.0
OL-10802-02
Chapter 7 Viewing Security, Device, Model, and Status Information on the Phone
Viewing Security Information
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). For information about how to manage the MIC
for your phone, refer to the “Using the Certificate
Authority Proxy Function” chapter in
Cisco
Unified CallManager Security Guide.
LSC Indicates whether a locally significant certificate
(used for the security features) is installed on the
phone or is not installed on the phone. For
information about how to manage the LSC for your
phone, refer to the “Using the Certificate Authority
Proxy Function” chapter in
Cisco
Unified CallManager Security Guide.
CTL File Displays the MD5 hash of the certificate trust list
(CTL) file that is installed in the phone. If no CTL
file is installed on the phone, this field displays Not
Installed. (If security is configured for the phone, the
CTL file installs automatically when the phone
reboots or resets. For more information about this
file, refer to the “Configuring the Cisco CTL Client”
chapter in Cisco
Unified CallManager Security
Guide.)
If a CTL file is installed on the phone, also provides
access to the CTL File screen. For more information,
see the
“Accessing the CTL File Screen” section on
page 7-4.
Trust List If a CTL file is installed on the phone, provides
access to the Trust List screen. For more
information, see the
“Trust List Screen” section on
page 7-5.
CAPF Server Displays the IP address or host name and the port of
the CAPF that the phone uses.
Table 7-1 Security Configuration Screen Items (continued)
Item Description