Cisco Systems OL-5378-01 manual Field Description, 45-14

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Chapter 45 Cisco IP Phone Configuration

Configuring Cisco IP Phones

Table 45-1 Phone Configuration Settings

Field

Description

Device Information

MAC Address

Enter the Media Access Control (MAC) address that identifies Cisco IP Phones (hardware phones only). Make sure that the value comprises 12 hexadecimal characters.

See the “Displaying the MAC Address of a Phone” section on page 45-3for information on how to access the MAC address.

Cisco VG248 Analog Phone Gateway

The MAC address for the Cisco VG248 gateway specifies the endpoint from the Gateway Configuration window of Cisco CallManager Administration. See the “Gateway Configuration” section on page 44-1for configuration information.

Only one MAC address exists for the Cisco VG248 Analog Phone Gateway. All 48 ports share the same MAC address. Cisco CallManager requires unique MAC addresses for all devices.

Cisco CallManager converts the MAC Address for each device by

•Dropping the first two digits of the MAC Address

•Shifting the MAC address two places to the left

•Adding the two-digit port number to the end of the MAC address (to the right of the number)

EXAMPLE

MAC Address for the Cisco VG248 is 000039A44218

the MAC address for registered port 12 in the Cisco CallManager is

0039A4421812

 

Cisco CallManager Administration Guide

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OL-5378-01

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Contents
Cisco IP Phone Configuration 45-1Configuring Cisco IP Phones 45-2Displaying the MAC Address of a Phone 45-3Adding a Phone 45-4Procedure 45-5Next Steps 45-6Copying an Existing Phone 45-7Resetting a Phone 45-8Click Reset Phone 45-9Updating a Phone 45-10Deleting a Phone 45-1145-12 Phone Configuration Settings 45-13Field Description 45-14Configuration section on 45-15Guide 45-1645-17 45-18 Defaults Configuration section on 45-1945-20 45-21 Configuring Speed-Dial Buttons 45-22Speed Dial Configuration Settings 45-23Configuring Cisco IP Phone Services 45-24Subscribing to a Service 45-25Updating Services 45-26Unsubscribing from a Service 45-27Finding a Phone 45-28Configuring Directory Numbers 45-29Adding a Directory Number 45-30Updating a Directory Number 45-3145-32 Deleting a Directory Number 45-33Directory Number Configuration Settings 45-3445-35 45-36 45-37 45-38 45-39 45-40 45-41 45-42
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