[SR-Users] Kamailio with dispatcher not send BYE to Asterisk.

[Jeferson Oliveira]

Btw, the version of kamailio is 4.2.3.

Thank you.

-- 
On 05/02/2018 06:29 PM, Jeferson Oliveira wrote:
> Hello everyone,
>
> I have an error that I have not yet been able to solve and would like 
> the help of colleagues to indicate a correct path.
> The problem that is occurring is that when the client disconnects the 
> call kamailio is not sending the BYE forward until arriving at the 
> asterisk.
>
> Both in the test scenario and in the production scenario the problem 
> is the same and the message I see in the capture is 404 Not here, msg 
> this coming from kamailio.
>
> Production scenario.
>
> PSTN <----------> Dialer --------->kamailio -----------> asterisk1
> -----------> asterisk2
>
> Test scenario.
>
> sipp generated calls ------> kamailio -------> asterisk1
>
> -------> asterisk2
>
>
>
> When this occurs, the calls that are disconnected by the client are in 
> a "zombie" state in asterisk, and end up being terminated by timeout 
> with the following message in the asterisk CLI:
>
> /[Apr 25 17:49:59] WARNING[2121]: chan_sip.c:4072 retrans_pkt: 
> Retransmission timeout reached on transmission 22-6073 at 10.110.7.242 
> for seqno 1 (Critical Response) -- See 
> https://wiki.asterisk.org/wiki/display/AST/SIP+Retransmissions//
> //Packet timed out after 31999ms with no response/
>
> In the sipp panel I see in the Retransmission column several 
> incrementing counters, as per the attachment.
>
> If I take the kamailio from the move and point the sipp to only one of 
> the asterisk, the retransmissions do not happen and BYE follows normally.
>
> My kamailio.cfg configuration file can be downloaded from this url: 
> https://drive.google.com/file/d/1bBj4GEZSPrp1iJXSLWQ4Z6g59tEFjnNT/view?usp=sharing
>
>
> Thank you very much.
>
> -- 


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