Aastra Telecom 57I Manuel D’Utilisation

Network Settings

41-001160-00, Release 2.1, Rev 04

4-19

Configuring Network and Session Initiation Protocol (SIP) Features

1

Press 

 on the phone to enter the Options List.

2

Select Administrator Menu.

3

Enter your Administrator password.
Note: The IP Phones accept numeric passwords only.

4

Select Network Settings.

5

Select NAT Settings.

6

Select Nortel NAT.

7

Press Change to set either “Enabled” or “Disabled”.

8

Press Done (3 times) to finish.

Note: The session prompts you to restart the IP phone to apply the configuration settings.

9

Select Restart.