[Devel] CANCEL retransmission

[Bogdan-Andrei Iancu]

Hi Martin,

no, the fix is only in devel version - if it prove to be successful, I 
will backport it to 1.0.1

regards,
bogdan

Martin Koenig wrote:

>Hi Bodan,
>
>the release is v1.0.1 and it is a production system. Is the fix included in
>the v1.0.1 cvs branch?
>
>Best regards,
>Martin 
>
>  
>
>>-----Original Message-----
>>From: Bogdan-Andrei Iancu [mailto:bogdan at voice-system.ro] 
>>Sent: Tuesday, May 30, 2006 5:44 PM
>>To: Martin Koenig
>>Cc: devel at openser.org
>>Subject: Re: [Devel] CANCEL retransmission
>>
>>Hi Martin,
>>
>>I made a fix for this problem - please update from cvs. It 
>>will be great 
>>if you could test it to see if the problem is fixed or if no side 
>>effects pop up.
>>
>>regards,
>>bogdan
>>
>>Bogdan-Andrei Iancu wrote:
>>
>>    
>>
>>>Hi Martin,
>>>
>>>thanks for report - indeed, it seams to be a problem - I 
>>>      
>>>
>>was able to 
>>    
>>
>>>reproduce the scenario. I will start working on it, but it will be 
>>>better if you also open a new bug report on the tracker.
>>>
>>>Thanks and regards,
>>>bogdan
>>>
>>>Martin Koenig wrote:
>>>
>>>      
>>>
>>>>Hello all,
>>>>
>>>>in the given scenario, a CANCEL-message is t_relay()-ed to 
>>>>        
>>>>
>>the next 
>>    
>>
>>>>hop user
>>>>agent in transport UDP, and the target agent does not to 
>>>>        
>>>>
>>it. However,
>>    
>>
>>>>openser is not re-transmitting the cancel message:
>>>>
>>>>#
>>>>U 2006/05/30 10:35:14.928141 USERAGENT-A:5060 -> OPENSER:5060
>>>>CANCEL sip:+4972166360 at OPENSER:5060;user=phone SIP/2.0.
>>>>Via: SIP/2.0/UDP
>>>>
>>>>        
>>>>
>>USERAGENT-A:5060;branch=z9hG4bK-b42132959a0eaae2d4f43ba197d4c2
>>    
>>
>49;rport=5060. 
>  
>
>>>>From: <sip:username at toplink-voice.de>;tag=1548336820.
>>>>To: <sip:+4972166360 at toplink-voice.de;user=phone>.
>>>>Call-ID: 0e4b8c8e at pbx.
>>>>CSeq: 2 CANCEL.
>>>>Max-Forwards: 68.
>>>>Contact: <sip:username at USERAGENT-A:5060;transport=udp>.
>>>>Content-Length: 0.
>>>>.
>>>>
>>>>#
>>>>U 2006/05/30 10:35:14.928806 OPENSER:5060 -> USERAGENT-B:5060
>>>>CANCEL sip:+4972166360 at USERAGENT-B:5060;user=phone SIP/2.0.
>>>>Via: SIP/2.0/UDP OPENSER;branch=z9hG4bK5ef1.bea7a8f6.0.
>>>>Via: SIP/2.0/UDP
>>>>
>>>>        
>>>>
>>USERAGENT-A:5060;branch=z9hG4bK-b42132959a0eaae2d4f43ba197d4c2
>>    
>>
>49;rport=5060. 
>  
>
>>>>From: <sip:username at toplink-voice.de>;tag=1548336820.
>>>>To: <sip:+4972166360 at toplink-voice.de;user=phone>.
>>>>Call-ID: 0e4b8c8e at pbx.
>>>>CSeq: 2 CANCEL.
>>>>Max-Forwards: 67.
>>>>Contact: <sip:username at USERAGENT-A:5060;transport=udp>.
>>>>Content-Length: 0.
>>>>.
>>>>
>>>>#
>>>>U 2006/05/30 10:35:14.928835 OPENSER:5060 -> PROXY-B:5060
>>>>SIP/2.0 200 canceling.
>>>>Via: SIP/2.0/UDP
>>>>
>>>>        
>>>>
>>USERAGENT:5060;branch=z9hG4bK-b42132959a0eaae2d4f43ba197d4c249
>>    
>>
>;rport=5060. 
>  
>
>>>>From: <sip:username at toplink-voice.de>;tag=1548336820.
>>>>To:
>>>>
>>>>        
>>>>
>><sip:+4972166360 at toplink-voice.de;user=phone>;tag=54438713ac33
>>    
>>
>febc84bf508cca 
>  
>
>>>>f41100-cfc5.
>>>>Call-ID: 0e4b8c8e at pbx.
>>>>CSeq: 2 CANCEL.
>>>>Content-Length: 0.
>>>>.
>>>>
>>>>The second cancel is the only cancel ever that openser 
>>>>        
>>>>
>>will send out. I
>>    
>>
>>>>believe it should start re-transmission of the cancel 
>>>>        
>>>>
>>message after 
>>    
>>
>>>>500ms,
>>>>then 1000ms etc. Is this a known issue?
>>>>
>>>>Best regards,
>>>>Martin
>>>>
>>>>
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>>>>Devel mailing list
>>>>Devel at openser.org
>>>>http://openser.org/cgi-bin/mailman/listinfo/devel
>>>>
>>>> 
>>>>
>>>>        
>>>>
>>>_______________________________________________
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>>>
>>>      
>>>
>>    
>>
>
>  
>