you may have a sonus infection try some of the stuff from here under DTMF
http://wiki.freeswitch.org/wiki/RTP_Issues On Thu, May 7, 2009 at 5:16 AM, Jason White <ja...@jasonjgw.net> wrote: > Remko Kloosterman <r.klooster...@mtel.nl> wrote: > > > > > > Did you make a wireshark trace yet? You should be able to find out > > exactly what's going on there, which protocol is used, etc. We've had > > our share of problems with DTMF over SIP trunks as well. > > I've just discovered that I'm having a similar problem to the one discussed > in > this thread. Here are the symptoms. > > 1. If I call FreeSWITCH from my Snom 320 SIP phone, DTMF recognition works > perfectly. This is also true if I call a friend's FreeSWITCH system. > > 2. If I call a certain VoIP provider from the Snom phone, via FreeSWITCH > (phone -> FreeSWITCH -> provider) and call the provider's DTMF test, DTMF > recognition fails to work. Apparently this provider accepts only RFC-2833, > which is what FreeSWITCH should be issuing - I haven't changed the settings > in > the external profile from the defaults. > > 3. If I call the same provider's DTMF test from PortAudio and issue the pa > dtmf command, the provider recognizes the DTMF traffic correctly. > > I couldn't find any obvious configuration errors on the phone or in my > internal and external Sofia profiles. > > I'll gladly run tshark if that's the next step to take. > > I can also try setting <param name="pass-rfc2833" value="true"/> in the > internal profile, but this shouldn't be necessary, since as the wiki states > in > documenting this variable, FreeSWITCH should decode and re-encode the > RFC2833 > data anyway when this is set to false. > > I'll keep working on this, but in the meantime, suggestions are welcome. > > > _______________________________________________ > Freeswitch-users mailing list > Freeswitch-users@lists.freeswitch.org > http://lists.freeswitch.org/mailman/listinfo/freeswitch-users > UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users > http://www.freeswitch.org > -- Anthony Minessale II FreeSWITCH http://www.freeswitch.org/ ClueCon http://www.cluecon.com/ AIM: anthm MSN:anthony_miness...@hotmail.com <msn%3aanthony_miness...@hotmail.com> GTALK/JABBER/PAYPAL:anthony.miness...@gmail.com<paypal%3aanthony.miness...@gmail.com> IRC: irc.freenode.net #freeswitch FreeSWITCH Developer Conference sip:8...@conference.freeswitch.org <sip%3a...@conference.freeswitch.org> iax:gu...@conference.freeswitch.org/888 googletalk:conf+...@conference.freeswitch.org<googletalk%3aconf%2b...@conference.freeswitch.org> pstn:213-799-1400
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