If this may be of any use: I'm not an expert but I did the test with the FWD soft phone from X-ten and iLBC & SPX don't work. Asterisk wasn't between the connections. Just x-lite and fwd (who is an Asterisk Server?) The soft phone makes the connection but I can't hear any sound.
Wim ----- Original Message ----- From: "Fran Boon" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, January 26, 2004 3:01 PM Subject: [Asterisk-Users] X-Lite & Asterisk: Speex & iLBC not working? > This seems to have been reported before, but I've seen no resolution: > http://lists.digium.com/pipermail/asterisk-dev/2003-August/001470.html > http://lists.digium.com/pipermail/asterisk-users/2003-August/019091.html > http://lists.digium.com/pipermail/asterisk-users/2003-October/024472.html > > When forcing use of Speex, no sound comes out at all (Speex-1.0.3 on the > Asterisk server) > When forcing iLBC, there is some very garbled noise, but nothing > intelligible. > > Sniffing the packets, I can see that X-Lite & Asterisk have chosen > differing 'Payload type' numbers: > X-Lite: > a=rtpmap:97 speex/8000 > a=rtpmap:98 iLBC/8000 > Asterisk: > a=rtpmap:97 iLBC/8000 > a=rtpmap:110 SPEEX/8000 > > According to the Speex RFC, this is acceptable: > http://speex.org/drafts/draft-herlein-speex-rtp-profile-00.txt > "Dynamic payload type codes MUST be negotiated 'out-of-band' for the > assignment of a dynamic payload type from the range of 96-127." > > I'm wondering whether the system is at all case sensitive? > From the RFC: > "When conveying information by SDP [4], the encoding name SHALL be "speex"." > > NB Ethereal shows payload-type as being 97 when X-Lite reports iLBC & > 110 when X-Lite reports Speex, so the Asterisk numbers seem to 'win'. > > Any light shed on this would be great. > Whilst GSM is ok, it would be great to leverage the power of Speex :) > > Thanks a lot, > Fran. > _______________________________________________ > Asterisk-Users mailing list > [EMAIL PROTECTED] > http://lists.digium.com/mailman/listinfo/asterisk-users > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > _______________________________________________ Asterisk-Users mailing list [EMAIL PROTECTED] http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
