sorry, fixed it now. the software MTP on CUCM was not working correctly.<div><br></div><div>thanks to Cristobal and Nicholas for their prompt assistance.</div><div><br></div><div>Regards</div><div><br></div><div>David<br><br>
<div class="gmail_quote">On 25 July 2011 09:39, David Martin <span dir="ltr"><<a href="mailto:adavidm@gmail.com">adavidm@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
All,<div><br></div><div>I am trying to set up a SIP trunk between CUCM 6.1 and Freeswitch. I only need calls outbound from Cisco to Freeswitch at the moment but am having some difficulties.</div><div><br></div><div>The Cisco side never sends an SDP, either in the INVITE or the ACK, and Freeswitch needs this to operate. I have tried using "require media termination point" and "disable early media" options but there appears to be no difference, which is strange. I include a pastebin of the conversation:</div>
<div><br></div><div><span style="font-family:arial, sans-serif;font-size:13px;background-color:rgb(255, 255, 255)"><a href="http://pastebin.com/T3eqms8N" style="color:rgb(6, 88, 181)" target="_blank">http://pastebin.com/T3eqms8N</a></span></div>
<div><br></div><div>and a couple of screenshots of the CUCM config for the trunk.</div><div><br></div><div><a href="http://img200.imageshack.us/img200/9405/siptrunk.png" target="_blank">http://img200.imageshack.us/img200/9405/siptrunk.png</a></div>
<div><br></div><div><a href="http://img191.imageshack.us/img191/3863/sipprofile.png" target="_blank">http://img191.imageshack.us/img191/3863/sipprofile.png</a></div><div><br></div><div>Any thoughts on where to start looking? I was wondering if CUCM will continue to attempt the call if there is a problem with the MTP( I am using software MTP on CUCM at the moment). If this is the case then I can see why the SDP does not appear in the INVITE (assuming the MTP is broken), but not why it does not appear in the ACK.</div>
<div><br></div><div>Thanks in advance.</div><div><br></div><font color="#888888"><div>David</div>
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