I remember this from wayyy back...

http://article.gmane.org/gmane.comp.voip.sipx.devel/18873/match=30+minutes

2011/4/13 Sven Evensen <[email protected]>:
> sipx 4.2.0, using UK ITSP Gradwell.
>
>
>
> We have had a number of cases where outbound calls produce a phantom call
> approx 30 minutes later.
>
> This continues until we restart SIP Trunking service. The key seems to be
> found in sipxbridge.log
>
>
>
> "2011-04-13T13:24:19.674000Z":21194:sipxbridge:ERR:ha1.testonrelay.local:ReInviteSender-7:00000000:sipXbridge:"Cannot
> aquire ACK semaphore"
>
> "2011-04-13T13:24:19.675000Z":21196:sipxbridge:ERR:ha1.testonrelay.local:ReInviteSender-7:00000000:sipXbridge:"Could
> not send re-INVITE time out ClientTransaction"
>
> "2011-04-13T13:24:19.689000Z":21198:sipxbridge:DEBUG:ha1.testonrelay.local:ReInviteSender-7:00000000:SipListenerImpl:"Timed
> out processing SESSION_TIMER"
>
> "2011-04-13T13:24:19.793000Z":21201:sipxbridge:INFO:ha1.testonrelay.local:ReInviteSender-7:00000000:sipXbridge:"[StackLoggerImpl.java:132][UDPMessageChannel.java:688][MessageChannel.java:255][SIPTransaction.java:745][SIPClientTransaction.java:476][SIPDialog.java:2240][SIPDialog.java:365][ThreadPoolExecutor.java:886][ThreadPoolExecutor.java:908][Thread.java:619]"
>
> "2011-04-13T13:24:19.793000Z":21202:OUTGOING:INFO:ha1.testonrelay.local:ReInviteSender-7:00000000:sipXbridge:"Sent
> SIP Message :\n----Remote Host:212.11.94.100---- Port: 5060----\nINVITE
> sip:*771065296#[email protected] SIP/2.0\r\nVia: SIP/2.0/UDP
> 217.37xx.xx:5080;branch=z9hG4bK506ce9c9bf5e99fa9cb713cc27a83a73343031\r\nCSeq:
> 3 INVITE\r\nFrom: \"sipxbridge\"
> <sip:[email protected]>;tag=4991709908329197483\r\nTo:
> <sip:[email protected];user=phone
>
>
>
> This re-invite happens about 30 minutes after the call and the ITSP
> interprets this as a new INVITE and places the call.
>
>
>
> Regards,
>
> Sven
>
>
>
>
>
> Sven Evensen, Operations Consultant
>
> OnRelay
>
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