Aastra 9143i Series Administrator's Manual page 195

Aastra Web UI
1 Click on Advanced Settings->Network->Basic Network Settings.
Hostname
2 By default, the "Hostname" field is automatically populated with [<Model><MAC address>] of your
phone (for example, 53i00085D164435).
If you want to change the hostname, enter a hostname for your phone in the "Hostname" field.
Valid values are up to 64 alpha-numeric characters. You can use a fully qualified domain name if
required.
3 Click
Note: Changing the "Hostname" field requires a reboot of your phone.
4 Click on Operation->Reset, and click RESTART.
41-001160-03, Rev 00, Releaes 2.4
Configuring Network and Session Initiation Protocol (SIP) Features
to save your changes.
Network Settings
4-13