Programming instructions

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Troubleshooting
To conduct a DHCP trace on the Dual Mode phone:
1. Access the Configuration Menu (see page 171).
2. Press No until TOOLS AND FEATURES? appears.
3. Press Yes, and then press No until DHCP Trace? appears.
4. Press Yes, and press the Up/Down volume keys to view the results of
the DHCP trace.
5. To exit, do one of the following:
- When you return to DHCP TRACE?, press No.
- To return to the default display, press Superkey.
Configuring Video Conferencing Parameters
To configure video conferencing on the 5220 IP Phone (Dual Boot):
1. Access the Configuration Menu (see page 171).
2. Press No until TOOLS AND FEATURES? appears.
3. Press Yes and then press No until VIDEO CONFIGURATION?
appears.
4. Press Yes. VIEW PARAMETERS? appears.
5. Do one of the following:
- Press Yes and then follow the prompts. When you return to VIEW
PARAMETERS?, press No. MODIFY PARAMETERS appears.
- To continue, press No. MODIFY PARAMETERS appears.
6. Do one of the following:
- Press Yes and follow the prompts to modify the video conferencing
parameters, store the changes, and reboot the phone.
- To set the factory default settings, press Default and follow the
prompts to set and store the factory defaults and reboot the phone.
7. To exit the current menu without a reboot:
- To return to the main menu, press Yes at EXIT MENU?
- To return to the default display, press Superkey.