The following sections describe the types of resets that you can perform. You can reset a phone with any of
these operations after the phone has started up. Choose the operation that is appropriate for your situation.
Perform Factory Reset
Resets user and network configuration settings to their factory default values, and restarts the phone.
Before you perform a factory reset, ensure that the following conditions are met:
•
The phone must be on a DHCP-enabled network.
•
A valid TFTP server must be set in DHCP option 150 or option 66 on the DHCP server.
The following events occur on the phone when you perform a reset:
•
User configuration settings reset to default values.
•
Network configuration settings reset to default values.
•
Call histories get erased.
•
Locale information resets to default values.
•
Phone application gets erased, and the phone recovers by using the image in the inactive partition of
flash to boot up.
•
Security settings reset to default values. This includes deleting the CTL file, deleting the MD5 secret,
and changing the 802.1x Device Authentication parameter to
“
Disabled.
”
Do not power down the phone until the factory reset process completes and the main screen appears.
Note
Procedure
Step 1
From the Administrator Settings menu, unlock phone options (see
Password Protection, on page 103
).
Step 2
Choose
Reset Settings
>
All Settings
.
Perform factory reset from phone keypad
Use these steps to reset the phone to factory default settings using the phone keypad.
Procedure
Step 1
While powering up the phone, press and hold
#
.
Step 2
When the light on the Mute button and handset light strip turns off and all other lights (Line button, Headset
button, Speakerphone button and Select button) stay green, press
123456789*0#
in sequence.
When you press
1
, the lights on the line buttons turn red. The light on the Select button flashes when a button
is pressed.
Cisco Unified IP Phone 8961, 9951, and 9971 Administration Guide for Cisco Unified Communications Manager 10.0
(SIP)
291
Troubleshooting and Maintenance
Basic Reset
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