Ricardo,<br>Thanks, could you please share some of your t.38 passthrough configuration in sip.conf and also udptl.conf?<br><br>Thanks,<br><br><b><i>Ricardo Carvalho <rcarvalho@iric.up.pt></i></b> wrote:<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> No, T.38 doesn't work with Asterisk. Only works with Asterisk <br>t38passthrough patch that you can find at URL: <br>http://bugs.digium.com/file_download.php?file_id=9335&type=bug<br>For me it only worked well with patch for version 1.2.4 of Asterisk.<br><br>Regards,<br><br>Ricardo.<br><br><br><br><br><br><br>Kokfoo Soo wrote:<br>> Is T.38 fax work through Asterisk? I have the config below in my <br>> sip.conf, but the fax doesn't work and give me the CLI lines below. My <br>> current version is 1.2.10. Please help.<br>><br>> [Inboundtopbx]<br>> type=friend<br>> context=pbx<br>> host=10.18.188.84<br>> insecure=port<br>>
dtmfmode=rfc2833<br>> canreinvite=no<br>> disallow=all<br>> allow=g729<br>> allow=ulaw<br>> t38pt_udptl=yes<br>> t38pt_rtp=no<br>> t38pt_tcp=no<br>><br>> [OutboundfromPBX]<br>> type=peer<br>> host=10.18.161.222 <br>> canreinvite=no<br>> dtmfmode=rfc2833<br>> disallow=all<br>> allow=g729<br>> qualify=yes<br>> t38pt_udptl=yes<br>> t38pt_rtp=no<br>> t38pt_tcp=no<br>><br>> <-- SIP read from 10.18.188.84:50096:<br>> ACK sip:17815057304@10.18.161.237:5060 SIP/2.0<br>> Via: SIP/2.0/UDP 10.18.188.84:5060<br>> From: <sip:7350@10.18.188.84>;tag=19D429E8-2084<br>> To: <sip:17815057304@10.18.161.237>;tag=as3c87a22e<br>> Date: Tue, 05 Sep 2006 19:42:28 GMT<br>> Call-ID: 7F23A1F9-3C4D11DB-A303B82B-9F58A83F@10.18.188.84<br>> Max-Forwards: 6<br>> Content-Length: 0<br>> CSeq: 101 ACK<br>><br>><br>> --- (9 headers 0 lines)---<br>> Sep 5 15:30:31 NOTICE[25233]: rtp.c:564
ast_rtp_read: Unknown RTP <br>> codec 100 received<br>> Sep 5 15:30:32 NOTICE[25233]: rtp.c:564 ast_rtp_read: Unknown RTP <br>> codec 100 received<br>> Sep 5 15:30:32 NOTICE[25233]: rtp.c:564 ast_rtp_read: Unknown RTP <br>> codec 100 received<br>> Sep 5 15:30:32 NOTICE[25233]: rtp.c:564 ast_rtp_read: Unknown RTP <br>> codec 100 received<br>> Sep 5 15:30:34 WARNING[6839]: chan_sip.c:3475 process_sdp: Unknown <br>> SDP media type in offer: image 16406 udptl t38<br>><br>> ------------------------------------------------------------------------<br>> Yahoo! Messenger with Voice. Make PC-to-Phone Calls <br>> <http: //us.rd.yahoo.com/mail_us/taglines/postman1/*http://us.rd.yahoo.com/evt="39663/*http://voice.yahoo.com"> <br>> to the US (and 30+ countries) for 2¢/min or less.<br>> ------------------------------------------------------------------------<br>><br>> _______________________________________________<br>>
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                <hr size=1>How low will we go? Check out Yahoo! Messenger’s low <a href="http://us.rd.yahoo.com/mail_us/taglines/postman8/*http://us.rd.yahoo.com/evt=39663/*http://voice.yahoo.com"> PC-to-Phone call rates.