[Spce-user] related to: Callee hangup doesnt' send BYE ...

[Andrew Pogrebennyk]

Hi David,
so the BYE comes to sip:provider but load-balancer ignores it? Please 
provide us the part of kamailio-lb.log covering this call.

On 18.01.2012 20:04, David wrote:
> 
> 
> OK, you are right, after 90 seconds the callee sent the BYE
> /
> Reason: Q.850;cause=102;text="recovery of timer expiry"'/
> 
> 
> /interface: any
> filter: (ip or ip6) and ( port 5060 )
> match: NumberB
> ###########################
> U 2012/01/18 12:22:41.213738 X.X.X.X:5060 -> Y.Y.Y.Y:5060
> BYE sip:ngcp-lb at Y.Y.Y.Y:5060 SIP/2.0'
> Via: SIP/2.0/UDP X.X.X.X:5060;branch=z9hG4bK0od5hl3010r13qcvu5d1sd0000010$
> Call-ID: 63ac84554f52e7427d0045635ba385a0 at sip.domain.es_b2b-1'
> From: <sip:NumberB at sip.domain.es>;tag=m1aim141-CC-35'
> To: "NumberA" <sip:NumberA at Y.Y.Y.Y>;tag=3E72F49B-4F16AB1C0005D15F-F812$
> CSeq: 2 BYE'
> Reason: Q.850;cause=102;text="recovery of timer expiry"'
> Max-Forwards: 69'
> Content-Length: 0'
> Route: <sip:Y.Y.Y.Y;r2=on;lr=on;ftag=3E72F49B-4F16AB1C0005D15F-F8120700>'
> Route: <sip:127.0.0.1;r2=on;lr=on;ftag=3E72F49B-4F16AB1C0005D15F-F8120700>'
> '
> #
> 
> /Thanks!/
> /
> 
> 
> On 16/01/12 23:54, Sébastien Cramatte wrote:
>>/ We have opened an issue with our SIP trunk wholesale provider
> />/ (Jazztel / Spain) and they told us that is the normal behavior ...
> />/ Their policy for land lines are to doesn't send "BYE" when callee
> />/ hangup first ...
> />/
> />/ Do you think that this behavior is setup for any technical reason on
> />/ their side ? Do other SIP trunk providers in others countries do the
> />/ same thing ?
> /
> This isn't unheard of in PSTN networks - callee putting the handset down
> does not immediately cleardown the call, as they can pick up the handset
> (or another handset somewhere else in the house) and continue the
> conversation.
> 
> They should send a BYE eventually, after a timeout. Some providers will
> send a re-INVITE to put the RTP stream on-hold whilst the handset in
> on-hook.
> 
> Regards,
> 
> 
> ------------------------------------------------------------------------
> 
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