[SIP Beyond VoIP] Another case where Sylk would reject Notifications

Adrian Georgescu ag at ag-projects.com
Fri Nov 16 16:15:50 CET 2012


please isolate the trace yourself, and paste again only the subscriber and notify. skip core traces

Adrian


On Nov 16, 2012, at 4:09 PM, Hadzhiev, Tihomir wrote:

> As I wrote on top of the mail I have sent, disregard the admin at testing.com user. The one that is in red is from alice at open-ims.test towardsadmin at testing.com that’s not the call flow we are looking at.
>  
> Instead the target XMPP user is tihoparvi at testing.com
>  
>  
> Tiho
>  
> From: Adrian Georgescu [mailto:ag at ag-projects.com] 
> Sent: 16 November 2012 16:02
> To: Hadzhiev, Tihomir
> Cc: sipbeyondvoip at lists.ag-projects.com
> Subject: Re: [SIP Beyond VoIP] Another case where Sylk would reject Notifications
>  
> The answer is in the line:
>  
> SIP/2.0 481 Call/Transaction Does Not Exist
>  
> The Notify received by SylkServer from IMS server does not match any subscription. SylkServer started a subscription with Call-ID: JA7JhBheIYEBluQMcw2-RQ2.lh35CntV and got 202 OK. Subsequent NOTIFY must have same call id, but it does not, it uses Call-ID: cwL-bWBXrIVO2VDXdhneNgOluVudateT instead.
>  
> Adrian
>  
> On Nov 16, 2012, at 3:33 PM, Hadzhiev, Tihomir wrote:
> 
> 
> ==> sip_trace.txt <==
> 2012-11-16 14:53:40.611456 [sylk-server 30934]: SENDING: Packet 1, +0:00:00
> 10.226.20.56:6060 -(SIP over UDP)-> 10.226.20.240:5060
> SUBSCRIBE sip:alice at open-ims.test SIP/2.0
> Via: SIP/2.0/UDP 10.226.20.56:6060;rport;branch=z9hG4bKPjAJwSi5xicEf5AurgbBADneVBfgqOAkTL
> Max-Forwards: 70
> From: <sip:tihoparvi at testing.com>;tag=BNdJ7hoAPdRZGMX.ehk3x80KWzp0946f
> To: <sip:alice at open-ims.test>
> Contact: <sip:clnheraz at 10.226.20.56:6060>
> Call-ID: JA7JhBheIYEBluQMcw2-RQ2.lh35CntV
>  
>  
> ==> sip_trace.txt <==
> 2012-11-16 14:53:40.612043 [sylk-server 30934]: RECEIVED: Packet 2, +0:00:00.000587
> 10.226.20.240:5060 -(SIP over UDP)-> 10.226.20.56:6060
> SIP/2.0 202 OK
>   
>  
> ==> sip_trace.txt <==
> 2012-11-16 14:54:37.258218 [sylk-server 30934]: RECEIVED: Packet 7, +0:00:56.646762
> 10.226.20.240:6060 -(SIP over UDP)-> 10.226.20.56:6060
> NOTIFY sip:wbfhcopd at 10.226.20.56:6060 SIP/2.0
> Via: SIP/2.0/UDP 10.226.20.240:6060;branch=z9hG4bKd0b2.89150127.0
> Via: SIP/2.0/UDP 10.226.20.56:5080;branch=z9hG4bKd0b2.62b4a8f4.0
> To: sip:admin at testing.com;tag=MdlzJqoJndrpldssDBZ-77gVVv87J0fI
> From: sip:alice at open-ims.test;tag=48b5b8952e8d0bca6256941910840e90-ce98
> CSeq: 4 NOTIFY
> Call-ID: cwL-bWBXrIVO2VDXdhneNgOluVudateT
>  
>  
> ==> sip_trace.txt <==
> 2012-11-16 14:54:37.258624 [sylk-server 30934]: SENDING: Packet 8, +0:00:56.647168
> 10.226.20.56:6060 -(SIP over UDP)-> 10.226.20.240:6060
> SIP/2.0 481 Call/Transaction Does Not Exist
> Via: SIP/2.0/UDP 10.226.20.240:6060;received=10.226.20.240;branch=z9hG4bKd0b2.89150127.0
> Via: SIP/2.0/UDP 10.226.20.56:5080;branch=z9hG4bKd0b2.62b4a8f4.0
> Call-ID: cwL-bWBXrIVO2VDXdhneNgOluVudateT
> From: <sip:alice at open-ims.test>;tag=48b5b8952e8d0bca6256941910840e90-ce98
> To: <sip:admin at testing.com>;tag=MdlzJqoJndrpldssDBZ-77gVVv87J0fI
> CSeq: 4 NOTIFY
> Server: SylkServer-2.2.1
> Content-Length:  0
>  
> 
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