[asterisk-users] Movistar sip Mexico

[Alyed]

Think you only need to make sure you have in your sip.conf file these
configs:

[your-device-name]
.....
.....
disallow=all
allow=g729
.....
.....


Alyed

2013/11/20 Damian Gonzalez <dgonzalez at denwaip.com>

> Hello,
>
> I have a problem with movistar in Mexico with a sip calls. Movistar send
> to me T38 and G729 in the INVITE and they say that I have to ignore T38 and
> use G729 in the voice call.
>
> When a fax call is made Movistar send only T38 in the INVITE.
>
> Invite example:
>
> v=0
> o=GDL-BMSW-12D 19913379 19899826 IN IP4 192.168.1.2
> s=sip call
> c=IN IP4 192.168.1.2
> t=0 0
> m=audio 6370 RTP/AVP 18 101
> a=fmtp:18 annexb=yes
> a=rtpmap:101 telephone-event/8000
> a=fmtp:101 0-15
> a=ptime:20
> m=image 6372 udptl t38
> a=T38FaxVersion:0
> a=T38FaxMaxBuffer:1100
> a=T38FaxMaxDatagram:612
> a=T38MaxBitRate:14400
> a=T38FaxRateManagement:transferredTCF
> a=T38FaxUdpEC:t38UDPRedundancy
>
> How can I  ignore T38 and use only G729 for this call?.
>
> Thanks for your help.
>
> Damian
>
>
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>
>
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