Re: [asterisk-users] Providing Ringback

2008-11-07 Thread Igor Hernandez
Thanks a lot Grey. I'll look into it.

Regards,

-- 
Igor Hernandez
Escape Communications
http://www.escapetel.com


Grey Man wrote:
> Hi Igor,
> 
> We had an interconnect with a carrier that generated early media for
> progress indications but the carrier's switch, in this case a Cerpack,
> would only start sending the RTP for the early media AFTER it received
> an RTP packet from the Asterisk end. Completely stupid behaviour since
> early media is generally only one way but that's what it did.
> 
> We worked around it by recording 200ms of silence and playing that
> back to the carrier's Cerpack with the Background command whenever we
> received an incoming call. This got two way RTP set up and allowed the
> progress tones to be correctly passed through to the user.
> 
> [noringback]
> exten => _X.,1,Background(/var/lib/asterisk/custom-sounds/silence_200,n)
> exten => _X.,2,Goto(incoming, ${EXTEN}, 1)
> 
> Regards,
> 
> Greyman.
> 
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Re: [asterisk-users] Providing Ringback

2008-11-07 Thread Grey Man
Hi Igor,

We had an interconnect with a carrier that generated early media for
progress indications but the carrier's switch, in this case a Cerpack,
would only start sending the RTP for the early media AFTER it received
an RTP packet from the Asterisk end. Completely stupid behaviour since
early media is generally only one way but that's what it did.

We worked around it by recording 200ms of silence and playing that
back to the carrier's Cerpack with the Background command whenever we
received an incoming call. This got two way RTP set up and allowed the
progress tones to be correctly passed through to the user.

[noringback]
exten => _X.,1,Background(/var/lib/asterisk/custom-sounds/silence_200,n)
exten => _X.,2,Goto(incoming, ${EXTEN}, 1)

Regards,

Greyman.

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[asterisk-users] Providing Ringback

2008-11-07 Thread Igor Hernandez
Hello,

We've had this problem happen twice with retail customers already and
still have no solution. Basically there are times when customers can't
get any ring at all. It happens that they call our switch and even
though we are receiving ring from the carrier they hear no ring. We have
even put a fake-ring(with Rr) back at their request and they are unable
to get this ring either.

The first time it happened was with a customer running a Cisco switch,
now more recently we have a customer with VoipSwitch that gets no ring.
Our other customers receive the ring from the carrier fine.

Has anyone experienced this before and if so how did you solve it?


Regards,

Igor Hernandez
Escape Communications.

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