<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">can you explain what you would like it to do?<div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Jan 15, 2017, at 10:43 PM, Tristan Dean <<a href="mailto:tristan@mocha.net.nz" class="">tristan@mocha.net.nz</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="WordSection1" style="page: WordSection1; font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Hi All<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">I am having trouble on a new FreeSWITCH-based SBC we’ve built. We are going through some SBCs and upgrading them. In this case, we are upgrading an old SBC running: 1.4.15 64bit built from source.<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">The new version is running on Debian 8.3 (AMD64) Stable with the packaged version of FreeSWITCH: 1.6.14 -23-e460bf8 64bit<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">We are tying this in with a hardware swap, so the 1.6.14-23 box is new.<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">We have a few instances where our upstream carrier presents us with a SDP which contains:<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">m=image 56594 udptl t38<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">a=T38FaxUdpEC:t38UDPRedundancy<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">a=T38FaxRateManagement:transferredTCF<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Historically (version 1.4.15) these seem to be ignored and FreeSWITCH passes the call out obeying the absolute_codec_string set during bridge. Transcoding is allowed and when negotiating a codec with the carrier, these parameters were ignored and G.711a was usually negotiated on both legs.<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">On the new platform, FreeSWITCH seems to be attempting to parse these and negotiate T.38. I am certain that it is something silly that I’m doing wrong, but can’t find it and would welcome others’ thoughts. What have I missed? Has anyone seen this before? I have tried t38_passthru=true to no avail.<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">I can’t set proxy_media=true or bypass_media=true as we need FreeSWITCH to shield other devices from the SDP parameters above.<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Most of the configuration is stored in a database and returned to FreeSWITCH using mod_xml_curl. I have pasted some configuration excerpts, SIP messages and logs in:<span class="Apple-converted-space"> </span><a href="https://pastebin.freeswitch.org/view/de059ffc" style="color: rgb(149, 79, 114); text-decoration: underline;" class="">https://pastebin.freeswitch.org/view/de059ffc</a><o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Please let me know if there is any other information you need from me.<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Many thanks in advance for your assistance.<o:p class=""></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Tristan<o:p class=""></o:p></div></div></div></blockquote></div><br class=""></div></body></html>