[OpenSER-Users] SIP max session timer

Raj Jain rj2807 at gmail.com
Tue Jun 10 00:28:31 CEST 2008


On Mon, Jun 9, 2008 at 12:21 PM, Iñaki Baz Castillo <ibc at in.ilimit.es> wrote:
> El Monday 09 June 2008 18:06:38 Kaeman Chris escribió:
>>  Please let me know how can i configure this sip max session timer on the
>> openser? (SIP max timer) - If  the openser doesn't receive any BYE message
>> from the origination or termination  equipment than the SIP max timer will
>> forcefully kill the call by generating the  BYE on its own.
>
> OpenSer is not a call-statefull proxy, but a transaction stateful, so you
> cannot rely on OpenSer to terminate a call after X seconds.

A SIP proxy cannot send a BYE on its own (unless it's a 3GPP IMS SIP
proxy). With session-timers, proxies can clear their internal dialog
state if session refresh isn't performed by the UAs at the negotiated
interval.

--
Raj Jain




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