CHAPTER 18
Maintenance
•
Phone Reset Options, page 327
•
Quality Report Tool, page 330
•
Voice Quality Monitoring, page 330
•
Video Metrics, page 331
•
Cisco Unified IP Phone Cleaning, page 332
Phone Reset Options
Performing a reset of a Cisco Unified IP Phone provides a way to recover if the phone experiences an error
and resets or restores various configuration and security settings. The following types of phone resets are
available:
•
Restart phone
•
Reset the phone to the factory default settings using phone menu
•
Reset the phone to the factory default settings using phone keypad
•
Reset the network configuration for the phone
•
Reset the user and network configuration for the phone
•
Remove the CTL file from 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 factory reset:
•
User configuration settings reset to default values.
•
Network configuration settings reset to default values.
•
Call histories get erased.
Cisco Unified IP Phone 8961, 9951, and 9971 Administration Guide for Cisco Unified Communications Manager 10.0
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