Thank you for your reply Sergiu.
Following url with the pcap capture of the two servers, kamailio.pcap
and asterisk.pcap.
--
On 05/02/2018 09:27 PM, Sergiu Pojoga wrote:
> 32 seconds is the default asterisk T2 timer. Probably some ACK is not
> being relayed following BYE.
>
> Would help to see some sip traces.
>
> On Wed, May 2, 2018, 5:40 PM Jeferson Oliveira,
> <oliveira1.jeferson@servicescobrancas.com.br
>
mailto:oliveira1.jeferson@servicescobrancas.com.br> wrote:
>
> 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@10.110.7.242
mailto:22-6073@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=s...
>>
>>
>> Thank you very much.
>>
>> --
>
>
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