[Serusers] Regarding SUBSCRIBE method

Jiri Kuthan jiri at iptel.org
Tue Apr 15 09:13:06 CEST 2003


the reply does not fit the request, since it has a different via stack.
It's thus not recognized as a part of the transaction by proxy, forwarded
statelessly and terminated with 408.

-Jiri

At 09:03 AM 4/15/2003, Geetha Shree wrote:
>hi all,
>
>We are getting 408 request timeout for our SUBSCRIBE method inspite of other Useragent sending
>a 200OK response for the SUBSCRIBE method.
>
>Both SUBSCRIBE and 200OK packets are getting proxied to respective user agents correctly.
>But the client1 is receiving 408 request time out error and the client2 is receiving SUBSCRIBE methods often.
>
>The SUBSCRIBE packet and the 200OK packet are as shown below.
>
>SUBSCRIBE sip:geetha at 192.168.1.9 SIP/2.0
>Via: sip/2.0/UDP 192.168.1.22:5060
>From: <sip:client1 at 192.168.1.9>;tag=1050301248710
>To: <sip:client2 at 192.168.1.9>
>Call-Id: 237f8aec0b47b309dfe8af3d844f9e95 at 192.168.1.22
>CSeq: 1 SUBSCRIBE
>Contact: <sip:192.168.1.22:5060>
>Expires: 1800
>Content-Length: 0
>
>
>SIP/2.0 200 OK
>Via: SIP/2.0/UDP 192.168.1.9:5060
>Via: SIP/2.0/UDP 192.168.1.22:5060;received=192.168.1.22
>From: <sip:client1 at 192.168.1.9>;tag=1050301248710
>To: <sip:client2 at 192.168.1.9>;tag=1050301221190
>Call-Id: 237f8aec0b47b309dfe8af3d844f9e95 at 192.168.1.22
>CSeq: 1 SUBSCRIBE
>Contact: <sip:192.168.1.21:5060>
>Expires: 1800
>Content-Length: 0
>
>        
>
>
>Thanks
>Geetha
>
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--
Jiri Kuthan            http://iptel.org/~jiri/ 




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