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

Chapter 1 An Overview of the Cisco Unified Wireless IP Phone 7921G
Overview of Configuring and Installing the Cisco Unified Wireless IP Phone 7921G
1-20
Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.0
OL-10802-02
5. Add and configure directory
numbers (lines) on the phone by
completing these required fields in
the Directory Number Configuration
window.
• Directory number(s)
• Partition
• Directory number settings:
Voice Mail (if used)
Presence Group*
• Call Forwarding and Pickup (if
used)
• Line Settings
• Multiple Calls and Call Waiting
Adds primary and secondary
directory numbers and
features associated with
directory numbers to the
phone.
*This field is required in Cisco
Unified CallManager 5.0 and
later.
Refer to the Cisco Unified
CallManager 4.x
Administration Guide, “Cisco
Unified IP Phone
Configuration” chapter:
“Adding a Directory Number”
section
“Creating a Cisco Unity Voice
Mailbox” section.
Refer to the Cisco Unified
CallManager 5.x
Administration Guide,
“Configuring Directory
Numbers” chapter:
See the “Telephony Features
Available for the Phone”
section on page 6-2.
6. Configure speed-dial numbers
(optional).
Adds speed-dial numbers.
Note Users can change
speed-dial settings on
their phones by using
Cisco Unified
IP
Phone User
Options.
Refer to the Cisco Unified
CallManager Administration
Guide, Cisco
Unified
IP Phone
Configuration chapter,
“Configuring Speed-Dial
Buttons” section.
7. Configure Cisco Unified IP Phone
services and assign services
(optional).
Provides IP Phone services.
Note Users can add or
change services on
their phones by using
the Cisco Unified
IP
Phone User
Options.
Refer to the Cisco Unified
CallManager Administration
Guide, Cisco
Unified
IP Phone Services
Configuration chapter.
See the “Setting Up Services”
section on page 6-19.
Table 1-3 Checklist for Configuring the Cisco Unified Wireless IP Phone 7921G in Cisco
Unified CallManager (continued)
Task Purpose For More Information