[asterisk-users] asterisk t.38 fax failed

Ricardo Carvalho rcarvalho at iric.up.pt
Tue Sep 5 13:28:48 MST 2006


No, T.38 doesn't work with Asterisk. Only works with Asterisk 
t38passthrough patch that you can find at URL: 
http://bugs.digium.com/file_download.php?file_id=9335&type=bug
For me it only worked well with patch for version 1.2.4 of Asterisk.

Regards,

Ricardo.






Kokfoo Soo wrote:
> Is T.38 fax work through Asterisk? I have the config below in my 
> sip.conf, but the fax doesn't work and give me the CLI lines below. My 
> current version is 1.2.10. Please help.
>
> [Inboundtopbx]
> type=friend
> context=pbx
> host=10.18.188.84
> insecure=port
> dtmfmode=rfc2833
> canreinvite=no
> disallow=all
> allow=g729
> allow=ulaw
> t38pt_udptl=yes
> t38pt_rtp=no
> t38pt_tcp=no
>
> [OutboundfromPBX]
> type=peer
> host=10.18.161.222              
> canreinvite=no
> dtmfmode=rfc2833
> disallow=all
> allow=g729
> qualify=yes
> t38pt_udptl=yes
> t38pt_rtp=no
> t38pt_tcp=no
>
> <-- SIP read from 10.18.188.84:50096:
> ACK sip:17815057304 at 10.18.161.237:5060 SIP/2.0
> Via: SIP/2.0/UDP  10.18.188.84:5060
> From: <sip:7350 at 10.18.188.84>;tag=19D429E8-2084
> To: <sip:17815057304 at 10.18.161.237>;tag=as3c87a22e
> Date: Tue, 05 Sep 2006 19:42:28 GMT
> Call-ID: 7F23A1F9-3C4D11DB-A303B82B-9F58A83F at 10.18.188.84
> Max-Forwards: 6
> Content-Length: 0
> CSeq: 101 ACK
>
>
> --- (9 headers 0 lines)---
> Sep  5 15:30:31 NOTICE[25233]: rtp.c:564 ast_rtp_read: Unknown RTP 
> codec 100 received
> Sep  5 15:30:32 NOTICE[25233]: rtp.c:564 ast_rtp_read: Unknown RTP 
> codec 100 received
> Sep  5 15:30:32 NOTICE[25233]: rtp.c:564 ast_rtp_read: Unknown RTP 
> codec 100 received
> Sep  5 15:30:32 NOTICE[25233]: rtp.c:564 ast_rtp_read: Unknown RTP 
> codec 100 received
> Sep  5 15:30:34 WARNING[6839]: chan_sip.c:3475 process_sdp: Unknown 
> SDP media type in offer: image 16406 udptl t38
>
> ------------------------------------------------------------------------
> Yahoo! Messenger with Voice. Make PC-to-Phone Calls 
> <http://us.rd.yahoo.com/mail_us/taglines/postman1/*http://us.rd.yahoo.com/evt=39663/*http://voice.yahoo.com> 
> to the US (and 30+ countries) for 2¢/min or less.
> ------------------------------------------------------------------------
>
> _______________________________________________
> --Bandwidth and Colocation provided by Easynews.com --
>
> asterisk-users mailing list
> To UNSUBSCRIBE or update options visit:
>    http://lists.digium.com/mailman/listinfo/asterisk-users
>   




More information about the asterisk-users mailing list