Troubleshooting; General Troubleshooting Information - Cisco 8821 Administration Manual
Wireless ip phone
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Troubleshooting
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General Troubleshooting Information
The following table provides general troubleshooting information for the wireless IP phone.
Table 19: Wireless IP Phone Troubleshooting Tips
Summary
Phone is resetting
Time on the phone is incorrect
General Troubleshooting Information, page 111
Connection Problems, page 114
Phone Reset Problems, page 118
Audio Problems, page 120
Feature Issues, page 122
Troubleshooting Procedures, page 124
Cisco Wireless IP Phone 8821 and 8821-EX Administration Guide for Cisco Unified Communications Manager
C H A P T E R
Explanation
The phone resets when it loses contact with the
Cisco Unified Communications Manager software. This lost connection
can be due to any network connectivity disruption, including access point
problems, switch outages, and switch reboots.
See
Phone Reset Problems, on page
Sometimes the time or date on the phone is incorrect. The phone gets its
time and date when it registers with Cisco Unified Communications
Manager. Power cycle the phone to reset the time or date.
The time shows in either 12 hour or 24 hour format.
9
118.
111
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Troubleshooting
