[Freeswitch-users] Freeswitch doesnt transcode

[Giovanni Maruzzelli]

How you originate the call? Is a bridge? From which phone?

Also, please pastebin the complete sip trace (from start of leg A to end of
both legs) and put here a link to pastebin
Il 14/Feb/2016 03:54, "Rajil Saraswat" <rajil.s at gmail.com> ha scritto:

> Hello,
>
> I have a remote sip phone (Linksys SPA3102) which only supports PCMU.
> When I call to this remote sip phone i get a 406 error that opus is
> not supported as shown by the sip trace below. However, if I force the
> codec to absolute like this
> {absolute_codec_string='PCMU,PCMA'}sofia/internal/303 at 192.168.1.5
> the call works fine.
>
> Is there anyway I can make FreeSWITCH to automatically transcode
> without forcing the codec string in the dial plan?
>
> The codec preferences is set as  global_codec_prefs=OPUS,PCMU,PCMA and
> outbound_codec_prefs=PCMU,PCMA,GSM
>
> ---------------------------siptrace--------------------------------
>
> recv 333 bytes from udp/[192.168.1.5]:5060 at 08:02:16.368499:
>    ------------------------------------------------------------------------
>    SIP/2.0 406 Not Acceptable
>    Via: SIP/2.0/UDP
> 192.168.1.111;rport=5060;received=192.168.1.111;branch=z9hG4bKeS356tttajjej
>    Call-ID: 00ff246a-4d66-1234-f4b2-74d02b7a3124
>    From: "202" <sip:202 at 192.168.1.111>;tag=DFX0FUvr2vNcm
>    To: <sip:303 at 192.168.1.5>;tag=htMF9ckdglw3EJRZaILd6XWt4uVKAO8q
>    CSeq: 87372504 INVITE
>    Content-Length:  0
>
>    ------------------------------------------------------------------------
> send 324 bytes to udp/[192.168.1.5]:5060 at 08:02:16.368591:
>    ------------------------------------------------------------------------
>    ACK sip:303 at 192.168.1.5 SIP/2.0
>    Via: SIP/2.0/UDP 192.168.1.111;rport;branch=z9hG4bKeS356tttajjej
>    Max-Forwards: 68
>    From: "202" <sip:202 at 192.168.1.111>;tag=DFX0FUvr2vNcm
>    To: <sip:303 at 192.168.1.5>;tag=htMF9ckdglw3EJRZaILd6XWt4uVKAO8q
>    Call-ID: 00ff246a-4d66-1234-f4b2-74d02b7a3124
>    CSeq: 87372504 ACK
>    Content-Length: 0
>
>    ------------------------------------------------------------------------
> 2016-02-14 08:02:16.356283 [DEBUG] sofia.c:6760 Channel
> sofia/internal/303 at 192.168.1.5 entering state [terminated][406]
> 2016-02-14 08:02:16.356283 [NOTICE] sofia.c:7779 Hangup
> sofia/internal/303 at 192.168.1.5 [CS_CONSUME_MEDIA]
> [SERVICE_NOT_IMPLEMENTED]
>
> Thanks
> Rajil
>
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