Hello, look at:
http://kamailio.org/docs/modules/stable/modules/tm.html#tm.p.cancel_b_method Maybe one or another value for that parameter is suiting better your use case. Cheers, Daniel On 07/10/15 23:27, John Billings wrote: > Hi Everyone, > > We are using Kamailio 4.2.0 with TLS. It’s setup so multiple phones can > register to the same account and they all ring together. > > It always works great unless one of the phones is on a slower Internet > connection. Occasionally that phone will start ringing after another phone > has already picked up the call. The problem is that the INVITE to the slow > phone is not followed by a CANCEL. So the phone keeps on ringing for a long > time. > > When there is no problem, the logs on the phone show: > Receive: INVITE > Send: 180 Ringing > Received: CANCEL > Send: 200 Ok > > When the phone keeps ringing: > Delay: up to several seconds > Receive: INVITE > Send: 180 Ringing > > The problem never seems to happen if I wait until all of the phones have > received the INVITE. So is the late 180 response not getting handled by the > right session? > > Any ideas on how to track this down? > > > _______________________________________________ > SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > sr-users@lists.sip-router.org > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users -- Daniel-Constantin Mierla http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda Book: SIP Routing With Kamailio - http://www.asipto.com _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users@lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users