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Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 8.0 (SCCP and SIP)
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Chapter 5      Configuring Features, Templates, Services, and Users
  Configuring Model-Specific Features
To specify the options that appear on the User Options web pages, follow these steps:
Procedure
Step 1 From Cisco Unified Communications Manager Administration, choose System > Enterprise 
Parameters.
The Enterprise Parameters Configuration window displays.
Step 2 In the CCMUser Parameters area, specify whether a parameter appears on the User Options web pages 
by choosing one of these values from the Parameter Value drop-down list box for the parameter:
 • True—Option displays on the User Options web pages (default).
 • False—Option does not display on the User Options web pages.
 • Show All Settings—All call forward settings display on the User Options web pages (default).
 • Hide All Settings—No call forward settings display on the User Options web pages.
 • Show Only Call Forward All—Only call forward all calls displays on the User Options web pages.
Configuring Model-Specific Features
The Cisco Unified IP Phone 7931G supports unique call handling features that are ideal for certain 
situations, such as in a retail environment. To configure these features, you must understand these 
specific phone characteristics:
 • Support for one call per line
 • Assignment of the same directory number to multiple lines
 • Availability of some call and design features that are specific to this phone model
Setting Up a Typical Phone
Because the Cisco Unified IP Phone 7931G does not support multiple calls per line, you must configure 
the Directory Number settings appropriately for each line using Cisco Unified Communications 
Manager Administration:
 • Maximum Number of Calls—set to 1
 • Busy Trigger—set to 1
For information about configuring directory numbers, see the Cisco Unified Communications Manager 
Administration Guide, Directory Number Configuration.
Some call features (conference and transfer) must be able to initiate a new call state to create a 
conference or complete a transfer. Because the Cisco Unified IP Phone 7931G does not support multiple 
calls per line, you must configure a model-specific phone setting in the Phone Configuration window in 
Cisco Unified Communications Manager Administration. Select the Outbound Call Rollover behavior 
from these options:
 • No Rollover—Conference and transfer do not work in this mode. If a user attempts to use either of 
these features, the phone status displays as “Error Pass Limit.” Choose this mode only if you need 
to support CTI applications (see Supporting CTI Applications, page 5-26).