[Kamailio-Users] ERROR:tm:add_uac: maximum number of branches exceeded

[alex pappas]

Hi Daniel,

these are the data:

Server:: Kamailio (*1.5.3-notls* (x86_64/linux))
Build:: mi/mi_core.c compiled on 20:05:04 Nov 15 2009 with gcc 4.3.2
Flags:: STATISTICS, USE_IPV6, USE_TCP, DISABLE_NAGLE, USE_MCAST, SHM_MMAP,
PKG_MALLOC, F_MALLOC, FAST_LOCK-ADAPTIVE_WAIT
SVN:: 2:5954M
Now:: Wed Dec  2 18:41:37 2009
Up since:: Wed Dec  2 18:32:13 2009
Up time:: 564 [sec]


Alex




On Wed, Dec 2, 2009 at 6:36 PM, Daniel-Constantin Mierla
<miconda at gmail.com>wrote:

>  Hello,
>
> what version of kamailio are you running?
>
> Cheers,
> Daniel
>
>
>
> On 12/2/09 5:27 PM, alex pappas wrote:
>
> Hi again,
>
> By changing the parameters T1 and T2 in the TM module I managed to have
> almost the half branches than before BUT still I get the same Error and I
> try to send the call on gateway N.
>
> modparam("tm", "T2_timer", 2000)
> modparam("tm", "T1_timer", 1000)
>
>
> Thanks
>
> Alex
>
>
>
> On Wed, Dec 2, 2009 at 6:10 PM, alex pappas <rebel.pappas at gmail.com>wrote:
>
>> Hello there,
>>
>> I'm using dispatcher to serial fork a call through many gateways.
>> For a call to number 2XXXXXXXXX , first a try to connect through gateways
>> A,B,C after that D,F , after that E,R , after that M,N and finally after
>> those K,L.
>>
>> When the call is trying gateway N then I'm getting the ERROR:tm:add_uac:
>> maximum number of branches exceeded.
>>
>> I found on internet that I'm exceeding the MAX_BRANCHES:
>>
>> branch=t->nr_of_outgoings;
>> 	if (branch==MAX_BRANCHES) {
>> 		LOG(L_ERR, "ERROR:tm:add_uac: maximum number of branches exceeded\n");
>>
>>
>> 		ret=E_CFG;
>> 		goto error;
>> 	}
>>
>> From a trace I got , I see that kamailio is sending to each destination IP 8 INVITES and if there is no answer to that is continuing with next destination gateway sending also there 8 INVITES.
>>
>>
>> When the number of INVITES is 52 then I get this error.
>>
>> Does anyone can suggest a way to change the MAX_BRANCHES MAX number ?
>> Is is important to keep open the INVITEs from the first gateways because is an LCR scenario and if I get an answer from these gateways is important to complete through them.
>>
>>
>>
>> Any help is apreciated
>>
>> Thanks
>>
>> Alexandros
>>
>>
>>
>>
>>
>>
>
> _______________________________________________
> Kamailio (OpenSER) - Users mailing listUsers at lists.kamailio.orghttp://lists.kamailio.org/cgi-bin/mailman/listinfo/usershttp://lists.openser-project.org/cgi-bin/mailman/listinfo/users
>
>
> --
> Daniel-Constantin Mierla
> * http://www.asipto.com/
>
>
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