[OpenSIPS-Users] ACK bug?
Charles Solar
redcomet87 at gmail.com
Wed Jun 17 06:11:01 CEST 2009
oops, misclick on reply all
---------- Forwarded message ----------
From: Charles Solar <redcomet87 at gmail.com>
Date: Tue, Jun 16, 2009 at 11:10 PM
Subject: Re: [OpenSIPS-Users] ACK bug?
To: Bogdan-Andrei Iancu <bogdan at voice-system.ro>
Well 228 is configured as a local domain because opensips on 228:5060 routes
calls. 228:5059 was asterisk but since it was on the same ip it qualifies
as the same domain. I bound a second ip to the server, setup asterisk to be
on that different ip and I will test it tomarrow.
Thanks
On Tue, Jun 16, 2009 at 8:53 PM, Bogdan-Andrei Iancu <bogdan at voice-system.ro
> wrote:
> I see :)...so you configured as local domain the 228:5059 ?
>
> Regards,
> Bogdan
>
> Charles Solar wrote:
>
>> Thank you very much, I think this is the problem but there is an issue
>> with removing 228 as it too runs opensips =/
>> That server is actually running both asterisk and opensips and the invites
>> get sent from 231 to 228:5060 (opensips) which does routing and lcr.
>> 228:5060 then sends it to its one gateway 228:5059 (asterisk)
>>
>> So I guess the real problem is that 228:5060 = 228:5059 according to
>> opensips.
>>
>> which it is the same domain so I guess I cant blame it :p
>>
>> Well at least now that I know why I can start thinking of solutions.
>> Since this is just a test configuration and the gateways would never
>> actually be on the same server as the router I think maybe ill just be a bit
>> lazy and write some dirty code to make it work for our tests.
>>
>> Thanks alot
>>
>> On Tue, Jun 16, 2009 at 12:05 PM, Bogdan-Andrei Iancu <
>> bogdan at voice-system.ro <mailto:bogdan at voice-system.ro>> wrote:
>>
>> Hi Charles,
>>
>> It seams the ACK is looping on opensips server... and this because
>> when doing "loose_route", the opensips is doing strict route
>> instead of loose_route..:
>> Jun 15 14:09:55 server231 /usr/sbin/opensips[2331]:
>> DBG:rr:after_strict: Next hop: 'sip:X.X.X.231;lr' is loose router
>>
>> I guess you have a misconfiguration in your script as the
>> X.X.X.228:5059 is recognized as a local address (to opensips).
>> Please check if you haven't set this IP as alias or as domain in
>> "domains" table....
>>
>>
>> Regards,
>> Bogdan
>>
>> Charles Solar wrote:
>>
>> Thanks for the replys, I uploaded my config here:
>> http://pastebin.com/m75846e3d
>> Its a pretty standard config for the most part, I picked some
>> parts out of a book, some parts off this list, some parts on
>> other forums. This ack thing is just stretching me thin here.
>>
>> I did throw some log messages in there to help debug in
>> syslog, here is the log stuff I was trying to look through
>> yesterday. http://pastebin.com/m75e67226
>>
>> I just noticed while pasting that log, on line 44 there I
>> think shows the real problem. The server keeps sending the
>> ack to itself over and over.
>>
>> Oh, here are some complete sip messages too:
>> http://pastebin.com/m21d11a25
>> I marked on that paste which message correspond to messages in
>> my original picture
>>
>> Thank you
>>
>> On Mon, Jun 15, 2009 at 8:23 PM, Alex Balashov
>> <abalashov at evaristesys.com <mailto:abalashov at evaristesys.com>
>> <mailto:abalashov at evaristesys.com
>>
>> <mailto:abalashov at evaristesys.com>>> wrote:
>>
>> Can you paste your OpenSIPS config? It may be that the ACK
>> is not
>> being properly routed in all circumstances.
>>
>> Charles Solar wrote:
>>
>> I am experiencing an ack bug in opensips I believe.
>> I have a caller register to a server, call it 231, and
>> I have
>> 231 send invites to 228 which processes the route and
>> does lcr.
>> 228 sends calls to the best gateway, which in my tests
>> is just
>> one asterisk server (also on 228, port 5059).
>>
>> I have 231 and asterisk record their route, 228 does
>> not show
>> up in the route header.
>>
>> The problem comes in when asterisk sets up a call it
>> tries to
>> bridge the caller and callee with reinvites. I see the
>> 200 OK
>> message and my caller sends a ACK back, but opensips
>> does not
>> forward the ACK properly.
>>
>> This is a wireshack graph of the conversation from 231's
>> perspective
>> http://img197.imageshack.us/img197/7889/sshot2mfv.png
>>
>> I have tried shifting through the debug messages in
>> syslog but
>> all I can tell is that 231 is trying to forward the ACK to
>> itself.
>> Has anyone else experienced this problem or know whats
>> going on?
>>
>> Thank you for your time
>>
>>
>>
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>>
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>>
>>
>> -- Alex Balashov
>> Evariste Systems
>> Web : http://www.evaristesys.com/
>> Tel : (+1) (678) 954-0670
>> Direct : (+1) (678) 954-0671
>> Mobile : (+1) (678) 237-1775
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>>
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