[SR-Users] BYE packet looping and loose routing

[Daniel-Constantin Mierla]

Hello,

what IP addresses you have in the domain module database table? Is uacip
among them?

Cheers,
Daniel

On 19/04/16 11:05, Yasin CANER wrote:
> Hello;
>     i have trouble with BYE routing and loose routing and kamailio
> sometimes looping itselft Bye packets.i checked loose routing and bye
> packet routing here
> "https://voipmagazine.wordpress.com/2014/12/05/strict-and-loose-routing-of-sip-sequential-requests/"
> and here http://www.ietf.org/rfc/rfc3261.txt .
>
> i tought that if top route header with lr is itself , next route
> header will be sent but it sending itself so looping. once , it was
> happened on INVITE transaction and i disabled register_myself on
> domain module. , couldnt figure out why it happens.
>
> Kamailio2 and Asterisk has same interface but different port. i put
> and exit method when looping itself and saved day.
>
>
> Thanks for helps
>
> Here is call flow
>
> INVITE
> UAC---> Kamailio-1:5060 ---> Kamailio2:5061--->Asterisk
>
>
> BYE
> UAC   Kamailio-1:5060    Kamailio-2:5061 <----- Asterisk:5060
>                          Kamailio-2:5061 <----- Kamailio-2:5061
>                          Kamailio-2:5061 <----- Kamailio-2:5061
>                             .....
>                             .....
>                             .....
>
> BYE sip:02165783 at uacip:5061 SIP/2.0
> Via: SIP/2.0/UDP kamailio2-asterisk-ip:5060;branch=z9hG4bK0a96e9e7;rport
> Route:
> <sip:kamailio2-asterisk-ip:5061;lr;ftag=a186f178d9678251c214192a12fae999;did=ec.4872;vsf=AAAAAAkCAwcDAg8LAwQGcHEBFgQeFggAAB4yMDI->,<sip:kamailio1ip;lr;ftag=a186f178d9678251c214192a12fae999>
> Max-Forwards: 70
> From: <sip:0545402 at kamailio1ip>;tag=as5cbb7b4a
> To: 902165783
> <sip:902165783 at kamailio2-asterisk-ip>;tag=a186f178d9678251c214192a12fae999
> Call-ID: 462c9c3e105cb2d84b9e47cf79926a55 at 10.10.0.70
> CSeq: 102 BYE
> User-Agent: sipgw2
> X-Asterisk-HangupCause: Normal Clearing
> X-Asterisk-HangupCauseCode: 16
> Content-Length: 0
>
>
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-- 
Daniel-Constantin Mierla
http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
Kamailio World Conference, Berlin, May 18-20, 2016 - http://www.kamailioworld.com

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