search for: udptlfecspan

...ip=82.200.7.184 localnet=192.168.0.0/255.255.0.0 [mtt] type=peer host=80.75.130.136 fromuser=74957777777 disallow=all allow=alaw,ulaw directmedia=no canreinvite=no nat=yes == udptl.conf: [general] udptlstart=4000 udptlend=4999 T38FaxUdpEC=t38UDPRedundancy T38FaxMaxDatagram=200 udptlfecentries = 3 udptlfecspan = 3 use_even_ports = no == spa112 SIP settings screenshot: http://tinypic.com/view.php?pic=2z8dic6&s=5 == debug log: https://gist.github.com/anonymous/5685307 Please, help me!

...guration for the bitrate of the t38modem. I don't know if this is an Asterisk issue or a t38modem issue. My configurations are: /etc/asterisk/udptl.conf: [general] udptlstart=4000 udptlend=4999 udptlchecksums=no T38FaxUdpEC = t38UDPRedundancy T38FaxMaxDatagram = 400 udptlfecentries = 3 udptlfecspan = 3 use_even_ports=no /etc/asterisk/sip_custom.conf: [t38modem-options](!) type = friend host = 127.0.0.1 context = fax-out canreinvite = no disallow = all allow = ulaw t38pt_udptl = yes t38pt_rtp=no t38pt_tcp=no dtmfmode = rfc2833 nat = no qualify = yes [T38modem0](t38modem-options) port = 6060...

...hese: ERROR[14423]: udptl.c:294 encode_open_type: UDPTL (SIP/runcentral_outbound-00000074): Buffer overflow detected (59 + 134 > 175) Has anyone ever seen this before? I have the following configuration. udptl.conf: [general] udptlstart = 4000 udptlend = 4999 udptlfecentries = 3 udptlfecspan = 3 use_even_ports = no T38FaxUdpEC = t38UDPFEC udptlchecksums = no sip.conf: faxdetect=yes t38pt_rtp=no t38pt_tcp=no t38pt_udptl=yes,fec t38pt_usertpsource=yes Any help at all would be greatly appreciated. Thanks; John Tech Support Tech Support VoIP Business Solutions 240-21...

...[Mar 24 09:25:01] WARNING[28613][C-00000002] app_fax.c: Unable to write frame to channel; Resource temporarily unavailable The configuration in sip.conf for T.38 is listed below; t38pt_udptl = yes,fec,maxdatagram=400 faxdetect = t38 Udptl.conf; udptlstart=4000 udptlend=4999 udptlfecentries = 3 udptlfecspan = 3 use_even_ports = no Please advise at earliest to overcome this issue. -- Regards, Ahmed Munir Chohan -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.digium.com/pipermail/asterisk-users/attachments/20140324/19c70bc5/attachment.html>

...udptlfecentries = 3 ; ; The error correction type to be sent ; ;T38FaxUdpEC = t38UDPFEC T38FaxUdpEC = t38UDPRedundancy ; ; The maximum length of a UDPTL packet ; ;T38FaxMaxBuffer = 200 T38FaxMaxDatagram = 400 VoipFaxMaxRate = 5 ; The span over which parity is calculated for FEC in a UDPTL packet ; udptlfecspan = 3 ; ; Some VoIP providers will only accept an offer with an even-numbered ; UDPTL port. Set this option so that Asterisk will only attempt to use ; even-numbered ports when negotiating T.38. Default is no. use_even_ports = yes ---------------------- Can anyone help us identify the problem? Than...

...h,n,NoOp(FAXOPT(resolution) : ${FAXOPT(resolution)}) exten => h,n,NoOp(FAXOPT(status) : ${FAXOPT(status)}) exten => h,n,NoOp(FAXOPT(statusstr) : ${FAXOPT(statusstr)}) exten => h,n,NoOp(FAXOPT(error) : ${FAXOPT(error)}) udptl.conf [general] udptlstart=4000 udptlend=4999 udptlfecentries = 3 udptlfecspan = 3 use_even_ports = no rtp.conf [general] rtpstart=10000 rtpend=20000 res_fax.conf [general] maxrate=14400 minrate=2400 statusevents=yes modems=v17,v27,v29 ecm=yes mail*CLI> core set verbose 6 Set remote console verbosity to 6 == Using SIP RTP CoS mark 5 -- Executing [41325122774 at...

Hi All I have been looking around and haven not been able to find a working example I have a fresh/new install of Asterisk 1.6.2.0 with dahdi 2.2.1 and libpri 1.4.10.2 I use a sangoma A200 card so I am using wanpipe 3.4.7 If I use zaptel which I read I need for app_rxfax then asterisk crashes with segfaults on startup asterisk[2624]: segfault at 30353466 ip b7eb538b sp bffda26c error 4 in

...TA ReceiveFAX of Asterisk works perfect, but if I try to pass between two Branches using the same ATA does not work ever. rtp.conf: [general] rtpstart=17000 rtpend=33000 udptl.conf: [general] udptlstart=4000 udptlend=4999 T38FaxUdpEC = t38UDPRedundancy T38FaxMaxDatagram = 400 udptlfecentries = 3 udptlfecspan = 3 sip.conf: t38pt_udptl = yes t38pt_rtp=no t38pt_tcp=no I did a tcpdump and when after listening to the signal for a fax transmission, the network traffic for RTP, and only the end of the connection timeout in the show some more data from SIP protocol and the connection drops. Example of the s...

Hello list, We're currently facing some issues concerning T.38 gateway faxing. This is a device used almost exclusively for receiving faxes. Calls are incoming to asterisk on a SIP trunk (sangoma netborder) using G711A. Gateway mode is activated in the asterisk dialplan towards a Cisco SPA 112 running firmware 1.3.5. We are using asterisk 1.8.13.0 with the T.38 gateway patch applied (I know I