Voice Over Ip Troubleshooting - Technicolor TG672 Setup And User Manual

12 SUPPORT

12.5 Voice over IP Troubleshooting

Introduction
If you cannot make or receive any phone calls via your Technicolor Gateway, try the suggestions in the following sections.
Calling over VoIP
If you have problems calling via VoIP, check whether:
Your phone is correctly connected to the Technicolor Gateway.

Your phone is working on the traditional telephone network (PSTN):

 Connect your phone directly to the telephone wall outlet.
Try to make a phone call.

This is not possible on the VoIP-only variants. For more information, see
Your phone number, user name, and password are configured correctly.

The registrar's and proxy server's IP address and port number are configured correctly.

The Power, Broadband and Voice LEDs are on.

Calling over the traditional telephone network (PSTN)
This is not possible on the VoIP-only variants. For more information, see
If you have problems calling via the traditional telephone network, check whether:
Your phone is correctly connected to the Technicolor Gateway.

If the Technicolor Gateway is turned off, phone calls are always routed over PSTN.
Your phone is working on the PSTN network:

 Connect your phone directly to PSTN.
 Try to make a phone call.
The Forced FXO service is activated, this means that your service provider may request you to dial an extra prefix for

making calls via PSTN.
Problems with Telephony Services
If you have a problem with a service, check whether the service is activated. For more information, see
Telephony Service on your Technicolor Gateway" on page
138
"Applicability" on page
"Applicability" on page
78.
72.
72.
"6.3.1 Activating a
E-DOC-CTC-20100728-0008 v2.0