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Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager  7.1
OL-18913-01
Chapter 4      Configuring Settings on the Cisco Unified IP Phone
  Network Configuration Menu
Table 4-3 describes the IPv4 configuration menu options.
Table 4-3 IPv4 Configuration Menu Options 
Option Description To Change
DHCP  Indicates whether the phone has DHCP enabled or 
disabled. 
When DHCP is enabled, the DHCP server assigns the 
phone an IPv4 address. When DHCP is disabled, the 
administrator must manually assign an IPv4 address to the 
phone.
1. Unlock network configuration 
options.
2. Scroll to the DHCP option and 
press the No softkey to disable 
DHCP, or press the Yes  softkey 
to enable DHCP.
3. Press the Save softkey.
IP Address Internet Protocol version 4 (IPv4) address of the phone.
If you assign an IPv4 address with this option, you must 
also assign a subnet mask and default router. See the 
Subnet Mask and Default Router options in this table.
1. Unlock network configuration 
options.
2. Set the DHCP option to No.
3. Scroll to the IP Address option, 
press the Edit softkey, and then 
enter a new IP Address.
4. Press the Valid ate softkey and 
then press the Save softkey.
Subnet Mask  Subnet mask used by the phone.
1. Unlock network configuration 
options.
2. Set the DHCP option to No.
3. Scroll to the Subnet Mask 
option, press the Edit softkey, 
and then enter a new subnet 
mask.
4. Press the Valid ate softkey and 
then press the Save softkey.
Default Router 1
Default Router 2
Default Router 3
Default Router 4
Default Router 5
Default router used by the phone (Default Router 1) and 
optional backup routers (Default Router 2–5).
1. Unlock network configuration 
options.
2. Set the DHCP option to No.
3. Scroll to the appropriate Default 
Router option, press the Edit 
softkey, and then enter a new 
router IP address.
4. Press the Valid ate softkey.
5. Repeat Steps 3 and 4 as needed 
to assign backup routers.
6. Press the Save softkey.