Aastra Telecom 57I CT, 55I, 53I manual To configure SIP authentication settings

IP Phone Administrator Guide Global SIP Settings

Configuring the IP Phones

Aastra Web UI

Step Action

Or, for per-line configuration, click on Advanced Settings->LineN (1-9).

To configure SIP authentication settings:

2 In the "Screen Name" field, enter the screen name that displays on the idle screen.

4-54 41-001160-00, Release 2.1, Rev 04