[Freeswitch-users] INCOMPATIBLE_DESTINATION - GSM (L16) to User

[Nandy Dagondon]

Thanks for this info.


On Thu, Jul 14, 2016 at 11:25 PM, Giovanni Maruzzelli <gmaruzz at gmail.com>
wrote:

> Thanks Ken,
>
> I emended the documentation with your explanation:
>
>
> https://freeswitch.org/confluence/display/FREESWITCH/Codec+Negotiation#CodecNegotiation-IncompatibleDestination
>
>
> On Fri, Jul 15, 2016 at 12:14 AM, Ken Rice <krice at freeswitch.org> wrote:
>
>> This new variable is required with 1.6 and later due to webrtc support
>> and the ever growing SDP when SIP over UDP is involved.
>>
>>
>>
>> SDPs have now reached the point where it is becoming harder and harder to
>> translate from WebRTC -> SIP and keep the original SDP due to the shear
>> size of the SDP. With SIP over UDP, when packet fragmentation happens, it
>> destroys the SIP packet as UDP does not auto-reassemble the fragments… this
>> happens once your sip packets exceed MTU… the only fix is small packets.
>> That means compact headers, eliminating extra headers, or  just don’t use
>> such a big SDP by eliminating CODECs you don’t need.
>>
>>
>>
>> The affect with FS is if you don’t have media_mix_inbound_outbound_codecs
>> set to true, only codecs offered to FS on the A leg are passed to the B
>> leg, this reduces the size of the SDP and has the side effect of greatly
>> reducing the amount of transcoding.
>>
>>
>>
>>
>>
>>
>>
>> *From:* freeswitch-users-bounces at lists.freeswitch.org [mailto:
>> freeswitch-users-bounces at lists.freeswitch.org] *On Behalf Of *Luiz
>> Fernando Softov
>> *Sent:* Thursday, July 14, 2016 5:10 PM
>>
>> *To:* FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
>> *Subject:* Re: [Freeswitch-users] INCOMPATIBLE_DESTINATION - GSM (L16)
>> to User
>>
>>
>>
>> Yeah, i put media_mix_inbound_outbound_codecs =true in vars.xml and it's
>> working...
>>
>> I was using FS 1.4 and 1.5, this was working fine, no problem.
>>
>> When i clone 1.7, this happen...
>>
>> Now this is fine, thanks a lot.
>>
>>
>>
>> 2016-07-14 17:45 GMT-04:00 Ken Rice <krice at freeswitch.org>:
>>
>> He’s looking for media_mix_inbound_outbound_codecs the incoming codec
>> from the inbound GSMopen channel is L16… so that gets sent out because he
>> doesn’t have media_mix_inbound_outbound_codecs set to true… see
>> https://freeswitch.org/confluence/display/FREESWITCH/Codec+Negotiation
>>
>>
>>
>> *From:* freeswitch-users-bounces at lists.freeswitch.org [mailto:
>> freeswitch-users-bounces at lists.freeswitch.org] *On Behalf Of *Giovanni
>> Maruzzelli
>> *Sent:* Thursday, July 14, 2016 4:41 PM
>> *To:* FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
>> *Subject:* Re: [Freeswitch-users] INCOMPATIBLE_DESTINATION - GSM (L16)
>> to User
>>
>>
>>
>> Yes, this is because of codecs.
>>
>> Have you edited vars.xml ?
>>
>> You are sending out a nonexisting codec (L16)...
>>
>> Please put vars.xml and all codec related configurations back to their
>> original value.
>>
>> No need to touch them at all for gsmopen to work.
>>
>> -giovanni
>>
>>
>>
>> On Thu, Jul 14, 2016 at 11:29 PM, Luiz Fernando Softov <
>> fernando at softov.com.br> wrote:
>>
>> Hi, I'm trying to make a call between GSMOpen (GSM) and a user (or a
>> group, it's the same).
>>
>> But I receive a 488 INCOMPATIBLE_DESTINATION
>>
>> I'm thinking this is because the codec negotiation.
>>
>> My profile:
>>
>> https://pastebin.freeswitch.org/view/2f8a0f95
>>
>> My FS LOG
>>
>> https://pastebin.freeswitch.org/view/f6fc8bac
>>
>>
>> Please, someone know how to solve this?
>>
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://confluence.freeswitch.org
>> http://www.cluecon.com
>>
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>>
>>
>>
>>
>> --
>>
>> Sincerely,
>>
>> Giovanni Maruzzelli
>> Cell : +39-347-2665618
>>
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://confluence.freeswitch.org
>> http://www.cluecon.com
>>
>> FreeSWITCH-users mailing list
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>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
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>>
>>
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://confluence.freeswitch.org
>> http://www.cluecon.com
>>
>> FreeSWITCH-users mailing list
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>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> http://www.freeswitch.org
>>
>
>
>
> --
> Sincerely,
>
> Giovanni Maruzzelli
> Cell : +39-347-2665618
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://confluence.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
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