[asterisk-users] Asterisk Sends 180-RINGING to UA even withprogressinband=yes

[Eric "ManxPower" Wieling]

Douglas Garstang wrote:
> 
> 
> Andrew,
> 
>  
> 
> I don't think it's a Polycom issue. We took Asterisk out of the picture 
> and had our Polycom phones communicate directly with an Audiocodes PSTN 
> gateway. Unlike Asterisk, the audiocodes do not send 180 Ringing before 
> sending 183 Session Progress, and the polycom's play the correct tones 
> in this case.

Have you tried an Answer() before your Dial?  That should FORCE inband 
progress tones.  You'll have to have a /etc/asterisk/indications.conf of 
course.