Cisco Systems 12 SP+ manual 42-36

Chapter 42 Cisco IP Phone Configuration

Configuring Directory Numbers

Table 42-3 Directory Number Configuration Settings (continued)

Field	Description
Disable ring on this	To stop the phone from ringing to indicate incoming
line	calls, check the check box.
	This setting only applies to the current device.
External Phone	Enter the phone number (or mask) used to send Caller ID
Number Mask	information when placing a call from this line.
	You can enter a maximum of 30 number and “X”
	characters. The Xs represent the directory number and
	must appear at the end of the pattern. For example, if you
	specify a mask of 972813XXXX, an external call from
	extension 1234 displays a caller ID number of
	9728131234.

Related Topics

•Cisco IP Phone Configuration, page 42-1

•Resetting a Phone, page 42-7

•Adding a Directory Number, page 42-28

•Updating a Directory Number, page 42-29

•Cisco IP Phones, Cisco CallManager System Guide

•Phone Features, Cisco CallManager System Guide

•Phone Configuration Checklist, Cisco CallManager System Guide

	Cisco CallManager Administration Guide
42-36	78-13310-01