Cisco 7902G - Unified IP Phone VoIP, Administration Manual

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Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0 (SCCP), Cisco Unified IP Phones
OL-8151-01
Chapter 4 Configuring Network Settings on the Cisco Unified IP Phone
Modifying DHCP Settings
Using the IVR System (Cisco Unified IP Phone 7902G)
Step 1
Lift the handset, then press and hold the Menu button for about 3 seconds.
Step 2 Press 4444 to release the DHCP address.
Step 3
Hang up the phone. The phone resets.
Using the Phone’s Network Configuration Screen (Cisco Unified IP Phone 7905G and 7912G)
Procedure
Step 1
Display the Network Configuration menu.
For instructions, see the “Displaying the Network Configuration Menu” section
on page 4-5 .
Step 2
Unlock Network Configuration menu options.
For instructions, see the “Unlocking and Locking Options on the Network
Configuration Menu” section on page 4-6 .
Step 3 Scroll to DHCP Address Released .
If the DHCP address is currently assigned, the option appears as
DHCP Address Released NO
Step 4 Press the Yes softkey to release the DHCP-assigned IP address.
Step 5
Press Save .
The phone remains in an idle state, without an IP address assigned, until you do
one of the following actions:
•
Manually assign an IP address.
•
Set DHCP Address Released back to No .
•
Power cycle the phone, which enables all default settings, including enabling
DHCP.