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Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later
OL-3930-02
Chapter 9 Troubleshooting the Cisco Wireless IP Phone 7920
Administration Options on the Phone Menus
Step 2 Choose the Network Config menu.
Step 3 Scroll to and select 802.11b Configuration > Wireless Settings > Data Rate.
Step 4 Scroll to the desired data rate option: 1 megabits per second (Mbps), 2 Mbps,
5.5 Mbps, 11Mbps or Automatic
Step 5 Press Select to make the change.
A check mark appears next to the selected data rate.
Selecting the Transmit Power
You might need to change the transmit power to offset the use of a higher gain
antenna on the AP. To change the transmit power of the phone, follow these steps:
Procedure
Step 1 Press the Menu softkey.
Step 2 Choose the Network Config menu.
Step 3 Scroll to and select 802.11b Configuration > Wireless Settings > Transmit
Power.
Step 4 Scroll to the desired transmit power option: 1 milliwatt (mW), 5 mW, 20 mW,
50 mW, or 100 mW. The default setting is 20 mW.
Step 5 Press Select to make the change.
A check mark appears next to the selected transmit power.
Changing the Cisco Discovery Protocol (CDP) Settings
Some network devices do not use CDP. To change whether the phone transmits
CDP packets and settings associated with CDP, follow these steps: