Archive for the ‘Troubleshooting’ Category

Ringback issues

Posted: February 25, 2006 by cciestudy in Troubleshooting

1. IP Phone calls PSTN, hears no ringback

On the POTS dialpeer

> progress_ind alert enable 8

2. PSTN user calls IP Phone, hears no ringback

On the VoIP dialpeer

> progress_ind setup enable 3

or

> tone ringback alert-no-pi

3. IP Phone transfers calls, no ringback

Set the Service Parameter “ToSendH225UserInfoMsg”

4. IP Phone calls PSTN, does not hear busy message

> voice call convert-discpi-to-prog

5. one way audio or no way audio or no dtmf signal relay

> voice rtp send-recv