[SR-Users] Critical dialog - Bogus event 5 Problem - PRACK after 200OK

[Arik Lustig]

Hello Daniel,

We are using 3.3,1 & 3.3.2 for 2 different projects & it occurs on both of
them.

Thanks in advance,
Arik.





On Mon, Jan 13, 2014 at 10:05 AM, Daniel-Constantin Mierla <
miconda at gmail.com> wrote:

> Hello,
>
> it should be safe, the prack doesn't change the state of the dialog after
> it is established (state 4). If you see some side effects, report them here.
>
> Perhaps the log message should be adjusted a bit. What version are you
> using (kamailio -V)?
>
> Cheers,
> Daniel
>
>
> On 12/01/14 16:46, Arik Lustig wrote:
>
>  Hello There,
>
> We are detecting errors quite often on our kamailio servers log:
>
>
> /usr/local/sbin/kamailio[17527]: CRITICAL: dialog [dlg_hash.c:782]: bogus
> event 5 in state 4 for dlg 0
> x7fe0269a8be0 [1004:10921] with clid
> '034e8c8f-07daa8c0-001b56a3 at 192.168.210.2' and tags
> '07daa8c0-33aeaec-t-1' '9304808465080725853
> '
>
> After analyzing the issue We found that the root cause for those errors is
> when kamailio gets PRACK message after 200 OK (CSeq INVITE) in the same
> CALLID.
> To mention that those calls are successfuly established.
> This is due a complecated voice network.
>
> As for today we are getting around 100 errors per kamailio server every
> day. The number will increase to around 1000 errors per day in the near
> future.
>
> Two questions please:
>
> 1. Can Kamailio safety deal with those errors with no service effect
> 2. Is there a way to decrease the level of those errors from CRITICAL to
> INFO? As for today we are working in debug level 0 so no INFO written is
> written to the log in general.
>
> I will appriciate for any assistant on this topic please.
>
> Thanks,
> Arik.
>
>
> --
> Daniel-Constantin Mierla - http://www.asipto.comhttp://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda
>
>
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