
AastraLink Pro 160 Administrator Guide
Configuring VoIP Settings
On the VoIP Menu screen, clicking on a dial prefix in the “Dial Prefix” column displays the following SIP trunk configuration screen:
The parameters you can specify for SIP Trunking are:
•Local
Local enables/disables SIP trunking to use the local subnet address for the SIP signalling rather than the external (UPnP / external gateway) address. It is only necessary to set this value if the SIP registrar / outbound proxy is
•Registrar Server
Supplied by your service provider. Specifies the IP address of the remote endpoint (service providers registrar server) that connects the AastraLink Pro 160 to your service provider SIP network.