[SR-Users] wt_timer, delayed replies and sendto error

Daniel-Constantin Mierla miconda at gmail.com
Tue Sep 20 10:16:12 CEST 2011


Hello,

On 9/16/11 3:19 PM, Andreas Granig wrote:
> Me again,
>
> On 09/16/2011 02:46 PM, Andreas Granig wrote:
>> And this is what I'd need to add if I got you right:
>>
>> # the default reply route used when transaction is already gone
>> onreply_route
>> {
>>    if(reply from inside)
>>      force_send_socket(localhost);
>>    else
>>      force_send_socket(public interface);
>> }
> I've tried to implement and test this, but there's one issue with it. If
> I have mhomed=1, then my injected (out of any transaction) reply hits
> this default route and is sent to the next hop (in my case
> 192.168.51.1:5060) according to the 2nd via header, so this is fine.
>
> However if I set mhomed=0, but still call
> force_send_socket(192.168.51.205:5060), I get the same error, like this:
>
> INFO:<script>: Reply without Transaction - S=200 - Alive
> F=sip:127.0.0.1:5062 T=sip:foo at bar.com:5060 IP=127.0.0.1:5062
> ID=44217ae8-30016e50-13c4-197d78a-3921f4fc-db1e9be9
>
> INFO:<script>: Force outbound socket - S=200 - Alive
> F=sip:127.0.0.1:5062 T=sip:foo at bar.com:5060 IP=127.0.0.1:5062
> ID=44217ae8-30016e50-13c4-197d78a-3921f4fc-db1e9be9
>
> ERROR:<core>  [udp_server.c:586]: ERROR: udp_send:
> sendto(sock,0x980fa8,350,0,192.168.51.1:5060,16): Invalid argument(22)
> Sep 16 15:12:25 sp1 /usr/sbin/kamailio[31169]: :<core>
> [udp_server.c:591]: CRITICAL: invalid sendtoparameters#012one possible
> reason is the server is bound to localhost and#012attempts to send to
> the net
>
> ERROR:<core>  [forward.h:149]: msg_send: ERROR: udp_send failed
>
> So is there actually a limitation on when I'm allowed to call
> force_send_socket()? Any way to force force_send_socket()? :)
are you using a recent version of 3.1 branch? This was fixed with:

http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=9dbf735878acc87bab1a0740476f1d106f89412f

Cheers,
Daniel

-- 
Daniel-Constantin Mierla -- http://www.asipto.com
Kamailio Advanced Training, Oct 10-13, Berlin: http://asipto.com/u/kat
http://linkedin.com/in/miconda -- http://twitter.com/miconda




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