Cisco Systems 7940G Manual De Usuario

When you edit the value of an option setting on the Network Configuration menu, follow these 
guidelines:

Use the keys on the telephone keypad to enter numbers and letters.

To enter letters using the keypad, use a corresponding number key. Press the key one or more times 
to display a particular letter. For example, press the 2 key once for “a,” twice quickly for “b,” and 
three times quickly for “c.” After you pause, the cursor automatically advances to allow you to enter 
the next letter. 

To enter a period (for example, in an IP address), press the . (period) softkey.

To correct a mistake, press the << softkey to delete the character to the left of the cursor.

Press the Cancel softkey before pressing the Validat. softkey or the Save softkey to discard any 
changes you have made.

The Cisco Unified IP Phone provides several methods that you can use to reset or restore option settings, 
if necessary. For more information, see the 

The settings that you can change on a phone’s Network Configuration menu fall into several categories, 
as shown in 

. For a detailed explanation of each setting and instructions for changing them, see 

the 

There are several options on the Network Configuration menu that are for display only or that you can 
configure from Cisco Unified Communications Manager. These options are also described in the 

DHCP settings

Dynamic Host Configuration Protocol (DHCP) automatically assigns 
IP address to devices when you connect them to the network. 
Cisco Unified IP Phones enable DHCP by default.

DHCP Enabled

DHCP Address Released