[Kamailio-Users] t_forward_nonack
Daniel-Constantin Mierla
miconda at gmail.com
Thu Mar 26 11:10:45 CET 2009
On 03/26/2009 12:04 PM, Joao Gomes Pereira wrote:
> Here it is:
>
> [22864]: LOG: route 1 sip:613 at fwd.pulver.com/<null>
> [22864]: LOG ---> T_ON_REPLY
> [22864]: ERROR:tm:t_forward_nonack: no branch for forwarding
> [22864]: ERROR:tm:w_t_relay: t_forward_nonack failed
> [22864]: LOG ---> T_RELAY - -3/20000002
>
do you set flag 29 somewhere in your config script? Are you sure the
route 1 or t_relay() is not called before.
Can you use ngrep to what the traffic and see what is
received/forwarded/replied. If you can send entire config file would
help as well.
Cheers,
Daniel
> Thanks
> Joao Pereira
>
> Daniel-Constantin Mierla wrote:
>
>> Hello,
>>
>> one more ... replace line:
>>
>> log(3, "LOG ---> T_RELAY \n");
>>
>> with:
>>
>> xlog("LOG ---> T_RELAY - $rc/$mF\n");
>>
>> Thanks,
>> Daniel
>>
>>
>> On 03/26/2009 11:52 AM, Joao Gomes Pereira wrote:
>>
>>> I changed as you said, and here is the output:
>>>
>>>
>>> [22782]: LOG: route 1 sip:613 at fwd.pulver.com/<null>
>>> [22782]: LOG ---> T_ON_REPLY [22782]: ERROR:tm:t_forward_nonack: no
>>> branch for forwarding
>>> [22782]: ERROR:tm:w_t_relay: t_forward_nonack failed
>>> [22782]: LOG ---> T_RELAY
>>>
>>> Joao Pereira
>>>
>>>
>>> Daniel-Constantin Mierla wrote:
>>>
>>>> Hello,
>>>>
>>>> replace line:
>>>>
>>>> log(3, "LOG: route 1 \n");
>>>>
>>>> with line:
>>>>
>>>> xlog("LOG: route 1 $ru/$du\n");
>>>>
>>>> and send again the output here. Note you need xlog module loaded.
>>>>
>>>> Cheers,
>>>> Daniel
>>>>
>>>> On 03/25/2009 09:52 PM, Joao Gomes Pereira wrote:
>>>>
>>>>> Hello
>>>>>
>>>>> X-Lite says: "500 Server error occurred".
>>>>>
>>>>> Here is the debug:
>>>>> [19632]: LOG: route 1 [19632]: LOG ---> T_ON_REPLY [19632]:
>>>>> ERROR:tm:t_forward_nonack: no branch for forwarding
>>>>> [19632]: ERROR:tm:w_t_relay: t_forward_nonack failed
>>>>> [19632]: LOG ---> T_RELAY
>>>>>
>>>>> and here is the code:
>>>>>
>>>>> # ROUTE 1
>>>>> route[1] {
>>>>> log(3, "LOG: route 1 \n");
>>>>>
>>>>> if (check_route_param("nat=yes")) {
>>>>> setbflag(6);
>>>>> }
>>>>> if (isflagset(5) || isbflagset(6)) {
>>>>> route(5);
>>>>> }
>>>>>
>>>>> /* example how to enable some additional event routes */
>>>>> if (is_method("INVITE")) {
>>>>> #t_on_branch("1");
>>>>> log(3, "LOG ---> T_ON_REPLY \n");
>>>>> t_on_reply("1");
>>>>> t_on_failure("1");
>>>>> }
>>>>>
>>>>> if (!t_relay()) {
>>>>> log(3, "LOG ---> T_RELAY \n");
>>>>> sl_reply_error();
>>>>> }
>>>>> exit;
>>>>> }
>>>>>
>>>>>
>>>>> # BRACH ROUTE 1
>>>>> branch_route[1] {
>>>>> log(3, "LOG: branch_route 1\n");
>>>>>
>>>>> xdbg("new branch at $ru\n");
>>>>> }
>>>>>
>>>>> # ON REPLY ROUTE 1
>>>>> onreply_route[1] {
>>>>> log(3, "LOG: ON REPLY ROUTE 1\n");
>>>>>
>>>>> xdbg("incoming reply\n");
>>>>> if ((isflagset(5) || isbflagset(6)) &&
>>>>> status=~"(183)|(2[0-9][0-9])") {
>>>>> force_rtp_proxy();
>>>>> }
>>>>> if (isbflagset(6)) {
>>>>> fix_nated_contact();
>>>>> }
>>>>> }
>>>>>
>>>>>
>>>>> # FAILURE ROUTE 1
>>>>> failure_route[1] {
>>>>> log(3, "LOG: FAILURE ROUTE 1\n");
>>>>>
>>>>> if (is_method("INVITE")
>>>>> && (isbflagset(6) || isflagset(5))) {
>>>>> unforce_rtp_proxy();
>>>>> }
>>>>>
>>>>> if (t_was_cancelled()) {
>>>>> exit;
>>>>> }
>>>>> }
>>>>>
>>>>>
>>>>> What could be missing?
>>>>> Thanks
>>>>> Joao Pereira
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Daniel-Constantin Mierla wrote:
>>>>>
>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> do you call t_relay() or route(1) in your failure route?
>>>>>>
>>>>>> Post your failure route here. Seems you try to forward a failed
>>>>>> transaction without adding a new branch.
>>>>>>
>>>>>> Cheers,
>>>>>> Daniel
>>>>>>
>>>>>> On 03/24/2009 09:31 PM, Joao Gomes Pereira wrote:
>>>>>>
>>>>>>
>>>>>>> Hello
>>>>>>> I'm getting this error when I try to do URI calls:
>>>>>>>
>>>>>>> LOG ---> T_ON_REPLY ERROR:tm:t_forward_nonack: no branch for
>>>>>>> forwarding
>>>>>>> ERROR:tm:w_t_relay: t_forward_nonack failed
>>>>>>> CRITICAL:tm:t_should_relay_response: pick_branch failed
>>>>>>> (lowest==-1) for code 408
>>>>>>>
>>>>>>> And X-Lite says: "Server error occurred"
>>>>>>>
>>>>>>> My config is based in the sample configuration file that comes
>>>>>>> with Kamailio.
>>>>>>> Here is my route[1], where the call should be routed:
>>>>>>>
>>>>>>>
>>>>>>> route[1] {
>>>>>>>
>>>>>>> if (check_route_param("nat=yes")) {
>>>>>>> setbflag(6);
>>>>>>> }
>>>>>>> if (isflagset(5) || isbflagset(6)) {
>>>>>>> route(5);
>>>>>>> }
>>>>>>>
>>>>>>>
>>>>>>> /* example how to enable some additional event routes */
>>>>>>> if (is_method("INVITE")) {
>>>>>>> #t_on_branch("1");
>>>>>>> log(3, "LOG ---> T_ON_REPLY \n");
>>>>>>> t_on_reply("1");
>>>>>>> t_on_failure("1");
>>>>>>> }
>>>>>>>
>>>>>>> if (!t_relay()) {
>>>>>>> sl_reply_error();
>>>>>>> }
>>>>>>> exit;
>>>>>>> }
>>>>>>>
>>>>>>>
>>>>>>> My "branch_route", "on_reply_route" and "failure_route" are just
>>>>>>> like in kamailio.cfg.sample.
>>>>>>>
>>>>>>> What could be causing this errors?
>>>>>>> Thanks
>>>>>>> Regards
>>>>>>> Joao Pereira
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> Kamailio (OpenSER) - Users mailing list
>>>>>>> Users at lists.kamailio.org
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>>>>>>> http://lists.openser-project.org/cgi-bin/mailman/listinfo/users
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>>
>>>>>
>>>>>
>>>
>
>
>
--
Daniel-Constantin Mierla
SIP Router Masterclass - Kamailio (OpenSER) Training
http://www.asipto.com/index.php/sip-router-masterclass/
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