[Freeswitch-users] INCOMPATIBLE_DESTINATION bridging GSM to mod_skypopen

[Steven Ayre]

Solved on IRC - mod_spandsp was failing to load because of a build error
where some libraries were missing. GSM wasn't available as a result, so FS
couldn't initiate media once the call rang / was answered.

http://xkcd.com/979/



On 17 October 2013 16:22, Aseem Anand <anandaseem89 at gmail.com> wrote:

> 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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>>
>> 
>> 
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> _________________________________________________________________________
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> http://www.freeswitchsolutions.com
>
> 
> 
>
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>
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