[Asterisk-Users] Early media after a dial command

[hgaillac-sip at yahoo.fr]

Hi Benjamin,

How do you setup early media in asterisk ?

Harry
--- Benjamin Lawetz <blawetz at teliphone.ca> a écrit :

> Hello all,
> 
> I've been playing around with early audio, and I'm
> able to get some things
> working
> 
> We have PSTN calls coming in to asterisk in SIP from
> a Cisco AS5300. If I do
> the following:
> 
> Exten => i,1,Playback(ss-noservice,noanswer)
> Exten => i,2,Congestion(15)
> Exten => i,3,Hangup()
> 
> The PSTN caller does not get an answered call
> (doesn't get billed) but hears
> the ss-noservice message.
> 
> But the early media fails when I try to do the
> following:
> 
> Exten => 100,1,Dial(SIP/100,15)
> Exten => 100,2,Playback(standby,noanswer)
> Exten => 100,3,Dial(SIP/cell at external,20)
> 
> The PSTN caller hears the ringing for the time of
> the 3 priorities (20s+15s+
> time of "standby" sound file)
> 
> My guess is the cisco is receiving a 183 "Ringing"
> and generates (or the
> remote PSTN side generates) a ring tone until the
> call is answered.
> Is there any way to get to have early media passed
> once a ringing is
> generated?
> Would there be a way to have asterisk generate the
> ring tone as early media
> to the switch to the "standby" message in early
> media?
> 
> Thanks for your help
> Benjamin
> 
> 
> 
> 
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