Resetting Or Restoring The Cisco Unified Ip Phone; Performing A Basic Reset - Cisco 6921 - Unified IP Phone Standard VoIP Administration Manual

Resetting or Restoring the Cisco Unified IP Phone

Table 9-1 Cisco Unified IP Phone Troubleshooting (continued)
Summary
Phone call cannot be established
Resetting or Restoring the Cisco Unified IP Phone
There are two general methods for resetting or restoring the Cisco Unified IP Phone:
•
•

Performing a Basic Reset

Performing a basic reset of a Cisco Unified IP Phone provides a way to recover if the phone experiences
an error and provides a way to reset or restore various configuration and security settings.
Table 9-2
after the phone has started up. Choose the operation that is appropriate for your situation.
Table 9-2 Basic Reset Methods
Operation Performing
Restart phone Press the Services, Settings, or Directories
button and then press **#**.
Reset Settings From the Admin Settings menu, unlock phone
options (see the
Options" section on page
Reset Settings > All Settings.
From the Admin Settings menu, unlock phone
options (see the
Options" section on page
Reset Settings > Network Settings.
Cisco Unified IP Phone 6921, 6941, and 6961 Administration Guide for Cisco Unified Communications Manager 7.1 (SCCP)
9-10
Explanation
The phone does not have a DHCP IP address, is unable to register to Cisco
Unified Communications Manager, and shows a Configuring IP or Registering
message.
Verify the following:
The Ethernet cable is attached.
1.
The Cisco CallManager service is running on the Cisco Unified
2.
Communications Manager server.
Both phones are registered to the same Cisco Unified Communications
3.
Manager.
4. Audio server debug and capture logs are enabled for both phones. If
needed, enable Java debug.
Performing a Basic Reset, page 9-10
Performing a Factory Reset, page 9-11
describes the ways to perform a basic reset. You can reset a phone with any of these operations
"Unlocking and Locking
4-3), then choose
"Unlocking and Locking
4-3), then choose
Chapter 9 Troubleshooting and Maintenance
Explanation
Resets any user and network configuration changes
that you have made, but that the phone has not
written to its Flash memory, to previously saved
settings, then restarts the phone.
Resets user and network configuration settings to
their default values, and restarts the phone.
Resets network configuration settings to their
default values and resets the phone. (This method
causes DHCP to reconfigure the IP address of the
phone.)
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