[OpenSER-Users] SIP max session timer

Bogdan-Andrei Iancu bogdan at voice-system.ro
Tue Jun 10 10:18:51 CEST 2008


Hi Raj,

well, openser can send a BYE - dialog module keep the call state and is 
able to send BYEs on both legs.

Regarding the Max Session Timer - take a look at SST module.

Regards,
Bogdan

Raj Jain wrote:
> 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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