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<body class='hmmessage'><div dir='ltr'>Hi Alex , <br><br>Thankyou for the comments <br><br>Could you let me know which fix ups you apply with the 7960 as that would really help and I can test them out.<br><br>Many thanks<br><br>Jon <br><br>> Date: Wed, 19 Mar 2014 18:52:38 -0400<br>> From: abalashov@evaristesys.com<br>> To: sr-users@lists.sip-router.org<br>> Subject: Re: [SR-Users] Legacy Cisco 7945 and 7960 Handset Integration with Kamailio<br>> <br>> Hello Jonathan,<br>> <br>> On 03/19/2014 03:29 PM, Jonathan Hunter wrote:<br>> <br>> > I appreciate these handsets have some issues, whereby they expect<br>> > responses on port 5060, even though they initiate transactions from a<br>> > dynamic port, I just wondered if anyone had a working model or some<br>> > pointers they could share?<br>> <br>> 1) If the phone properly indicates port 5060 in the Via header, then <br>> Kamailio will send responses to that port regardless of the source port <br>> of the requests to which it is responding.<br>> <br>> That is, unless you have force_rport() on, the precise function of which <br>> is to override that default behaviour and use the source port instead.<br>> <br>> 2) I have a 7960 desk phone that I use with Kamailio. It's behind NAT in <br>> relation to Kamailio, and giving it the usual NAT treatment (nathelper <br>> fixups, rtpproxy) works just fine.<br>> <br>> -- <br>> Alex Balashov - Principal<br>> Evariste Systems LLC<br>> 235 E Ponce de Leon Ave<br>> Suite 106<br>> Decatur, GA 30030<br>> United States<br>> Tel: +1-678-954-0670<br>> Web: http://www.evaristesys.com/, http://www.alexbalashov.com/<br>> <br>> _______________________________________________<br>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list<br>> sr-users@lists.sip-router.org<br>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users<br> </div></body>
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