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...[687] udptl.c: No UDPTL ports remaining then, couple lines down: WARNING[3514] chan_sip.c: Unsupported SDP media type in offer: image 16400 udptl t38 WARNING[3514] chan_sip.c: Failing due to no acceptable offer found sip_general_custom.conf contains t38pt_udptl=yes udptl.conf contains: [general] udptlstart=4000 udptlend=4999 T38FaxUdpEC = t38UDPRedundancy Asterisk version is 1.8.5.0 When I restart asterisk, everything is working good. Then, after some time, fax stop working. Do you have any idea what it could be? Thanks in advance.

...datagram=200 t38pt_rtp=no t38pt_tcp=no ignoresdpversion=yes disallow=all allow=alaw allow=ulaw externip=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!

...isk, and told me that this issue could be the problem. I've checked all the configuration and can't see any kind of configuration 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 = ula...

...ax module using a SIP trunk. I'm seeing hundreds of these: 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...

...frame to channel; Resource temporarily unavailable [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/attac...

...hould be, and maybe other parameters are also wrong. I would like to have 400 and 14400 respectively. That's the udptl.conf: ---------------------- ; ; UDPTL Configuration (UDPTL is one of the transports for T.38) ; [general] ; ; UDPTL start and UDPTL end configure start and end addresses ; udptlstart=4000 udptlend=4999 ; ; Whether to enable or disable UDP checksums on UDPTL traffic ; ;udptlchecksums=no ; ; The number of error correction entries in a UDPTL packet ; udptlfecentries = 3 ; ; The error correction type to be sent ; ;T38FaxUdpEC = t38UDPFEC T38FaxUdpEC = t38UDPRedundancy ; ; The maxim...

...tionid) : ${FAXOPT(remotestationid)}) exten => 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...

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

...to another user on the Asterisk means, if I directly between the ATA works perfectly, is a step to the ATA 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...

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 I've been seeing some strange issues recently as it relates to our Asterisk phone system. Let me give a little background on things: We have a T1 provided by Knology. We recently had an outage of Internet and phones. The following problems (except for the log messages) seemed to have cropped up after the outage. I was prompted by a friend of mine