[Freeswitch-users] INCOMPATIBLE_DESTINATION bridging GSM to mod_skypopen

[Aseem Anand]

On Oct 16, 2013 11:47 PM, "Danny Iland" <iland at cs.ucsb.edu> wrote:

> I'm using Freeswitch as a PBX for OpenBTS, to route calls from mobile
> phones to VoIP providers.
>
> When bridging a call from a cellular handset to a mod_skypopen interface,
> I get the following error as soon as the Skype call is answered. The
> handset then hangs up. It appears the problem lies in the 'audio codec
> compare' phase.
>
> 2013-10-16 17:54:21.932473 [DEBUG] switch_channel.c:3548 Send signal
> sofia/internal/IMSI[me]@[ip] [BREAK]
> 2013-10-16 17:54:21.932473 [NOTICE] mod_skypopen.c:2471 Channel
> [skypopen/skype101/echo123] has been answered
> 2013-10-16 17:54:21.932473 [DEBUG] switch_channel.c:3594
> (skypopen/skype101/echo123) Callstate Change RINGING -> ACTIVE
> 2013-10-16 17:54:21.932473 [DEBUG] mod_skypopen.c:1232
> [543dc3c|22dd4bf] [DEBUG_SKYPE  1232 ][skype101       ][UP,INPROGRS]
> MSG_ID=41
> 2013-10-16 17:54:21.932473 [DEBUG] mod_skypopen.c:2479
> [543dc3c|22dd4bf] [DEBUG_SKYPE  2479 ][skype101       ][UP,INPROGRS]
> outbound_channel_answered!
> 2013-10-16 17:54:21.932473 [DEBUG] skypopen_protocol.c:1172
>  [543dc3c|22dd4bf] [DEBUG_SKYPE  1172 ][skype101       ][UP,INPROGRS]
> ACCEPTED here you send me 32776
> 2013-10-16 17:54:21.932473 [DEBUG] skypopen_protocol.c:1177
>  [543dc3c|22dd4bf] [DEBUG_SKYPE  1177 ][skype101       ][UP,INPROGRS] 4
> SO_RCVBUF is 5120, size is 4
> 2013-10-16 17:54:21.932473 [DEBUG] skypopen_protocol.c:1181
>  [543dc3c|22dd4bf] [DEBUG_SKYPE  1181 ][skype101       ][UP,INPROGRS] 4
> SO_SNDBUF is 5120, size is 4
> 2013-10-16 17:54:21.952511 [DEBUG] skypopen_protocol.c:207
> [543dc3c|22dd4bf] [DEBUG_SKYPE  207  ][skype101       ][UP,INPROGRS]
> READING: |||ALTER CALL 32 SET_INPUT PORT="32776"|||
> 2013-10-16 17:54:21.952511 [DEBUG] sofia_glue.c:5226 Audio Codec Compare
> [GSM:3:8000:20:13200]/[PCMU:0:8000:20:64000]
> 2013-10-16 17:54:21.952511 [DEBUG] sofia_glue.c:5226 Audio Codec Compare
> [GSM:3:8000:20:13200]/[PCMA:8:8000:20:64000]
> 2013-10-16 17:54:21.952511 [DEBUG] sofia_glue.c:5370 No 2833 in SDP.
>  Disable 2833 dtmf and switch to INFO
> 2013-10-16 17:54:21.952511 [DEBUG] switch_core_session.c:858 Send signal
> sofia/internal/IMSI[me]@[ip] [BREAK]
> 2013-10-16 17:54:21.952511 [NOTICE] switch_channel.c:3633 Hangup
> sofia/internal/IMSI[me]@[ip] [CS_EXECUTE] [INCOMPATIBLE_DESTINATION]
>
> Any advice on forcing a transcode or otherwise having the Audio Codec
> Compare result in a successful bridge is appreciated.
>
> Thanks,
> Danny Iland
>
>
>
>
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