[OpenSIPS-Users] Strange retrasmission of bye messages

Giuseppe Roberti jnod at jnod.org
Wed Jan 14 04:14:31 CET 2009


It happen also to me sometimes, and its a one time retransmission, but i
dont know why :P

Bogdan-Andrei Iancu wrote:
> Hi Matteo,
> 
> is the retransmission on time event - I mean a single retransmission ? 
> or it keeps going?
> 
> Regards,
> Bogdan
> 
> mmarzuola at interfree.it wrote:
>> Hi all. 
>> Sniffing the traffic I realized that sometimes the signaling of BYE transaction contains replicated messages BYE.
>> This is an example:
>>
>> #
>> U 10.10.45.78:5060 -> 10.10.45.158:5060
>> BYE sip:1000 at 10.10.45.102:5060 SIP/2.0.
>> Via: SIP/2.0/UDP 10.10.45.78:5060;rport;branch=z9hG4bK08DFC9CC7C9059DAE6CC8D4AE1FD5BB0.
>> From: <sip:1003 at mysip.com>;tag=597156156.
>> To: "Sjphone laptop_User" <sip:1000 at mysip.com>;tag=31316689311285800150.
>> Contact: <sip:1003 at 10.10.45.78:5060>.
>> Route: <sip:10.10.45.158;lr=on;ftag=31316689311285800150>.
>> Call-ID: 8FA5A2BA-1DD2-11B2-8843-DF179CCF6174 at 10.10.45.102.
>> CSeq: 25008 BYE.
>> Max-Forwards: 70.
>> User-Agent: X-Lite release 1105d.
>> Content-Length: 0.
>> .
>>
>> #
>> U 10.10.45.158:5060 -> 10.10.45.102:5060
>> BYE sip:1000 at 10.10.45.102:5060 SIP/2.0.
>> Via: SIP/2.0/UDP 10.10.45.158;branch=z9hG4bKc2e9.5af153d5.0.
>> Via: SIP/2.0/UDP 10.10.45.78:5060;received=10.10.45.78;rport=5060;branch=z9hG4bK08DFC9CC7C9059DAE6CC8D4AE1FD5BB0.
>> From: <sip:1003 at mysip.com>;tag=597156156.
>> To: "Sjphone laptop_User" <sip:1000 at mysip.com>;tag=31316689311285800150.
>> Contact: <sip:1003 at 10.10.45.78:5060>.
>> Call-ID: 8FA5A2BA-1DD2-11B2-8843-DF179CCF6174 at 10.10.45.102.
>> CSeq: 25008 BYE.
>> Max-Forwards: 69.
>> User-Agent: X-Lite release 1105d.
>> Content-Length: 0.
>> .
>>
>> #
>> U 10.10.45.102:5060 -> 10.10.45.158:5060
>> SIP/2.0 200 OK.
>> Via: SIP/2.0/UDP 10.10.45.158;branch=z9hG4bKc2e9.5af153d5.0,SIP/2.0/UDP 10.10.45.78:5060;rport=5060;received=10.10.45.78;branch=z9hG4bK08DFC9CC7C9059DAE6CC8D4AE1FD5BB0.
>> Content-Length: 0.
>> Call-ID: 8FA5A2BA-1DD2-11B2-8843-DF179CCF6174 at 10.10.45.102.
>> CSeq: 25008 BYE.
>> From: <sip:1003 at mysip.com>;tag=597156156.
>> Server: SJphone/1.60.299a/L (SJ Labs).
>> To: "Sjphone laptop_User"<sip:1000 at mysip.com>;tag=31316689311285800150.
>> .
>>
>> #
>> U 10.10.45.158:5060 -> 10.10.45.78:5060
>> SIP/2.0 200 OK.
>> Via: SIP/2.0/UDP 10.10.45.78:5060;rport=5060;received=10.10.45.78;branch=z9hG4bK08DFC9CC7C9059DAE6CC8D4AE1FD5BB0.
>> Content-Length: 0.
>> Call-ID: 8FA5A2BA-1DD2-11B2-8843-DF179CCF6174 at 10.10.45.102.
>> CSeq: 25008 BYE.
>> From: <sip:1003 at mysip.com>;tag=597156156.
>> Server: SJphone/1.60.299a/L (SJ Labs).
>> To: "Sjphone laptop_User"<sip:1000 at mysip.com>;tag=31316689311285800150.
>> .
>>
>> #
>> U 10.10.45.158:5060 -> 10.10.45.102:5060
>> BYE sip:1000 at 10.10.45.102:5060 SIP/2.0.
>> Via: SIP/2.0/UDP 10.10.45.158;branch=z9hG4bKc2e9.5af153d5.0.
>> Via: SIP/2.0/UDP 10.10.45.78:5060;received=10.10.45.78;rport=5060;branch=z9hG4bK08DFC9CC7C9059DAE6CC8D4AE1FD5BB0.
>> From: <sip:1003 at mysip.com>;tag=597156156.
>> To: "Sjphone laptop_User" <sip:1000 at mysip.com>;tag=31316689311285800150.
>> Contact: <sip:1003 at 10.10.45.78:5060>.
>> Call-ID: 8FA5A2BA-1DD2-11B2-8843-DF179CCF6174 at 10.10.45.102.
>> CSeq: 25008 BYE.
>> Max-Forwards: 69.
>> User-Agent: X-Lite release 1105d.
>> Content-Length: 0.
>> .
>>
>> #
>> U 10.10.45.102:5060 -> 10.10.45.158:5060
>> SIP/2.0 200 OK.
>> Via: SIP/2.0/UDP 10.10.45.158;branch=z9hG4bKc2e9.5af153d5.0,SIP/2.0/UDP 10.10.45.78:5060;rport=5060;received=10.10.45.78;branch=z9hG4bK08DFC9CC7C9059DAE6CC8D4AE1FD5BB0.
>> Content-Length: 0.
>> Call-ID: 8FA5A2BA-1DD2-11B2-8843-DF179CCF6174 at 10.10.45.102.
>> CSeq: 25008 BYE.
>> From: <sip:1003 at mysip.com>;tag=597156156.
>> Server: SJphone/1.60.299a/L (SJ Labs).
>> To: "Sjphone laptop_User"<sip:1000 at mysip.com>;tag=31316689311285800150.
>> .
>>
>> I can not understand why the proxy decides to send a new bye to the UAC despite the transaction appears to be over.
>>
>> In my system runs opensips 1.5 and mediaproxy 2.3.1.
>> Any idea?
>>
>>
>> Thanks in advance
>>
>> Marzuola Matteo
>>
>>
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> 
> 
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-- 
Giuseppe Roberti
<jnod at jnod.org>



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