[Freeswitch-users] Codec Mismatch Because of Different Frame Size

Jan Riedinger riedinger at sns.eu
Thu Sep 30 04:16:06 PDT 2010 

  It's the git version from yesterday evening:

    freeswitch at internal> version
    FreeSWITCH Version 1.0.head (git-633f193 2010-09-29 16-52-43 -0500)

BR
     Jan

Am 30.09.2010 12:45, schrieb David Ponzone:
> Jan,
>
> as far as I know, FS does not care about the ptime.
> The behaviour you are noticing is weird.
>
> Can you tell us which version you are using ?
>
> David Ponzone Direction Technique
> email: david.ponzone at ipeva.fr <mailto:david.ponzone at ipeva.fr>
> tel:      01 74 03 18 97
> gsm:   06 66 98 76 34
>
> Service Client IP eva
> tel:      0811 46 26 26
> www.ipeva.fr <BLOCKED::http://www.ipeva.fr/>  - www.ipeva-studio.com 
> <BLOCKED::http://www.ipeva-studio.com/>
>
> /Ce message et toutes les pièces jointes sont confidentiels et établis 
> à l'intention exclusive de ses destinataires. Toute utilisation ou 
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> susceptible d'altération. /*/IPeva/*/ décline toute responsabilité au 
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> /
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>
>
>
> Le 30/09/2010 à 12:25, Jan Riedinger a écrit :
>
>>  I'm using the following configuration:
>>
>> vars.xml:
>> <X-PRE-PROCESS cmd="set"
>> data="global_codec_prefs=G729,PCMU,PCMA,G723,G7221 at 32000h,G7221 at 16000h,G722,GSM"/>
>> <X-PRE-PROCESS cmd="set"
>> data="outbound_codec_prefs=G729,PCMU,PCMA,G723,GSM"/>
>>
>> external.xml (my standard sip profile):
>> <param name="inbound-codec-negotiation" value="greedy"/>
>> <param name="inbound-late-negotiation" value="false"/>
>> <param name="disable-transcoding" value="true"/>
>>
>> With this configuration I want to restrict the allowed codecs, force the
>> usage of G729 as first choice, if available and to minimize the calls
>> with transcoding.  I don't want to force the usage of a specific 
>> frame size.
>>
>> Now a lot of calls get rejected with "incompatible destination" by
>> FreeSwitch, because the frame size of the incoming calls differs from
>> the Freeswitch default (mostly 20 ms), see the debug log below.
>>
>> Is this the intended behaviour? If it is, how can I circumvent it? Do I
>> have to list every codec with every possible frame size in the
>> global_codec_prefs list?
>>
>> Thank you in advance
>>        Jan
>>
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia.c:4469 Channel
>> sofia/external/0049xxx at X.X.X.X 
>> <mailto:sofia/external/0049xxx at X.X.X.X> entering state [received][100]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia.c:4480 Remote SDP:
>> v=0
>>
>> o=- 554229 1 IN IP4 X.X.X.X
>>
>> s=-
>>
>> c=IN IP4 X.X.X.X
>>
>> t=0 0
>>
>> a=sendrecv
>>
>> m=audio 26044 RTP/AVP 18 4 0 8 96 101
>>
>> a=fmtp:18 annexb=yes
>>
>> a=rtpmap:96 G726-32/8000
>>
>> a=rtpmap:101 telephone-event/8000
>>
>> a=ptime:60
>>
>> a=silenceSupp:off - - - -
>>
>>
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G729:18:8000:60:0]/[G729:18:8000:20:8000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G723:4:8000:60:0]/[G729:18:8000:20:8000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMU:0:8000:60:0]/[G729:18:8000:20:8000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMA:8:8000:60:0]/[G729:18:8000:20:8000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G726-32:96:8000:60:0]/[G729:18:8000:20:8000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [telephone-event:101:8000:60:0]/[G729:18:8000:20:8000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4335 Set 2833
>> dtmf send/recv payload to 101
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G729:18:8000:60:0]/[PCMU:0:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G723:4:8000:60:0]/[PCMU:0:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMU:0:8000:60:0]/[PCMU:0:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMA:8:8000:60:0]/[PCMU:0:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G726-32:96:8000:60:0]/[PCMU:0:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [telephone-event:101:8000:60:0]/[PCMU:0:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4335 Set 2833
>> dtmf send/recv payload to 101
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G729:18:8000:60:0]/[PCMA:8:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G723:4:8000:60:0]/[PCMA:8:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMU:0:8000:60:0]/[PCMA:8:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMA:8:8000:60:0]/[PCMA:8:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G726-32:96:8000:60:0]/[PCMA:8:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [telephone-event:101:8000:60:0]/[PCMA:8:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4335 Set 2833
>> dtmf send/recv payload to 101
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G729:18:8000:60:0]/[G7221:115:32000:20:48000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G723:4:8000:60:0]/[G7221:115:32000:20:48000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMU:0:8000:60:0]/[G7221:115:32000:20:48000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMA:8:8000:60:0]/[G7221:115:32000:20:48000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G726-32:96:8000:60:0]/[G7221:115:32000:20:48000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [telephone-event:101:8000:60:0]/[G7221:115:32000:20:48000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4335 Set 2833
>> dtmf send/recv payload to 101
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G729:18:8000:60:0]/[G7221:107:16000:20:32000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G723:4:8000:60:0]/[G7221:107:16000:20:32000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMU:0:8000:60:0]/[G7221:107:16000:20:32000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMA:8:8000:60:0]/[G7221:107:16000:20:32000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G726-32:96:8000:60:0]/[G7221:107:16000:20:32000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [telephone-event:101:8000:60:0]/[G7221:107:16000:20:32000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4335 Set 2833
>> dtmf send/recv payload to 101
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G729:18:8000:60:0]/[G722:9:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G723:4:8000:60:0]/[G722:9:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMU:0:8000:60:0]/[G722:9:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMA:8:8000:60:0]/[G722:9:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G726-32:96:8000:60:0]/[G722:9:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [telephone-event:101:8000:60:0]/[G722:9:8000:20:64000]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4335 Set 2833
>> dtmf send/recv payload to 101
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G729:18:8000:60:0]/[GSM:3:8000:20:13200]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G723:4:8000:60:0]/[GSM:3:8000:20:13200]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMU:0:8000:60:0]/[GSM:3:8000:20:13200]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [PCMA:8:8000:60:0]/[GSM:3:8000:20:13200]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [G726-32:96:8000:60:0]/[GSM:3:8000:20:13200]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4233 Audio Codec
>> Compare [telephone-event:101:8000:60:0]/[GSM:3:8000:20:13200]
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4335 Set 2833
>> dtmf send/recv payload to 101
>> 2010-09-30 10:25:45.798068 [DEBUG] sofia_glue.c:4335 Set 2833
>> dtmf send/recv payload to 101
>> 2010-09-30 10:25:45.799052 [DEBUG]
>> switch_core_state_machine.c:314 (sofia/external/0049xxx at x.x.x.x 
>> <mailto:sofia/external/0049xxx at x.x.x.x>) Running
>> State Change CS_NEW
>> 2010-09-30 10:25:45.799052 [DEBUG]
>> switch_core_state_machine.c:320 (sofia/external/0049xxx at x.x.x.x 
>> <mailto:sofia/external/0049xxx at x.x.x.x>) State NEW
>> 2010-09-30 10:25:45.799052 [DEBUG] switch_channel.c:2359
>> (sofia/external/0049xxx at x.x.x.x 
>> <mailto:sofia/external/0049xxx at x.x.x.x>) Callstate Change DOWN -> HANGUP
>> 2010-09-30 10:25:45.799052 [DEBUG]
>> switch_core_state_machine.c:314 (sofia/external/0049xxx at x.x.x.x 
>> <mailto:sofia/external/0049xxx at x.x.x.x>) Running
>> State Change CS_HANGUP
>> 2010-09-30 10:25:45.799052 [NOTICE] sofia.c:4686 Hangup
>> sofia/external/0049xxx at x.x.x.x 
>> <mailto:sofia/external/0049xxx at x.x.x.x> [CS_NEW] 
>> [INCOMPATIBLE_DESTINATION]
>>
>>
>>
>>
>>
>>
>> -- 
>> Jan Riedinger                           Phone :  +49-30-39 73 19 66
>> Dipl.-Inf. | Managing Director          Fax   :  +49-30-39 73 19 64
>>                                         E-Mail: riedinger at sns.eu 
>> <mailto:riedinger at sns.eu>
>> SNS Consult GmbH                        ICQ   :  163-237-041
>> Südwestkorso 49a                        MSN   : jan at sns-consult.de 
>> <mailto:jan at sns-consult.de>
>> 14197 Berlin GERMANY                    Skype :  Jan Riedinger
>>
>> AG Charlottenburg - HRB 71973
>>
>>
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>
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-- 
Jan Riedinger                           Phone :  +49-30-39 73 19 66
Dipl.-Inf. | Managing Director          Fax   :  +49-30-39 73 19 64
                                         E-Mail:  riedinger at sns.eu
SNS Consult GmbH                        ICQ   :  163-237-041
Südwestkorso 49a                        MSN   :  jan at sns-consult.de
14197 Berlin GERMANY                    Skype :  Jan Riedinger

AG Charlottenburg - HRB 71973

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