[OpenSIPS-Users] Opensips relaying MESSAGE - source IP problem

Vallimamod ABDULLAH vallimamod.abdullah at imtelecom.fr
Fri Nov 5 17:53:56 CET 2010


I am happy for you !
You are welcome ;-)

Regards,
- vma
.

On Nov 5, 2010, at 11:31 AM, Sebastien CRUAUX wrote:

> Hi,
> 
> It worked, thank you so much you saved my life !
> 
> Sebastien
> 
> Le 05/11/2010 11:21, Vallimamod ABDULLAH a écrit :
>> Hi,
>> 
>> Have a look at force_send_socket (http://www.opensips.org/Resources/DocsCoreFcn#toc103)
>> 
>> Regards,
>> - vma
>> .
>> 
>> On Nov 5, 2010, at 11:10 AM, Sebastien CRUAUX wrote:
>> 
>>> Hi,
>>> 
>>> I'm encountering some issue with my Opensips configuration.
>>> My Opensips server is configured to relay SIP MESSAGE requests to
>>> another server when the destination URI is not located on my server.
>>> Here is the part of opensips.cfg which is concerned :
>>> 
>>> if (!lookup("location","m")) {
>>> 
>>>   switch ($retcode) {
>>>     case -1:
>>>     case -3:
>>>       rewritehost("10.254.230.148");
>>>       if (is_method("MESSAGE")) {
>>>     rewriteport("5062");
>>>       }
>>>       if (!t_relay()) {
>>>     sl_reply_error();
>>>       } exit;
>>>     case -2:
>>>       sl_send_reply("405", "Method Not Allowed");
>>>       exit;
>>>   }
>>> }
>>> 
>>> My server receives SIP requests on eth0 interface (IP 10.254.31.45) but
>>> when it relays the requests to the server 10.254.230.148 it should use
>>> eth2 IP (10.254.28.45) as src IP because there is a firewall between the
>>> two servers and port 5062 is only allowed for source IP 10.254.28.45.
>>> The problem is the following : when I open Wireshark on my Opensips
>>> server, I can see that the source IP for the relayed MESSAGE is still
>>> 10.254.31.45 so it never reaches the other server ! I don't understand
>>> where is the issue, my Linux routing table is OK, when I'm trying to
>>> reach 10.254.230.148 from my Opensips server using telnet for example it
>>> uses the right interface and the right gateway. Here is my routing table :
>>> 
>>> 10.254.230.144 10.254.28.1 255.255.255.240 UG 0 0 0 eth2
>>> 10.254.31.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
>>> 10.254.28.0 0.0.0.0 255.255.255.0 U 0 0 0 eth2
>>> 10.254.29.0 0.0.0.0 255.255.255.0 U 0 0 0 eth3
>>> 192.168.0.0 10.254.28.1 255.255.255.0 UG 0 0 0 eth2
>>> 10.254.225.0 10.254.28.1 255.255.255.0 UG 0 0 0 eth2
>>> 0.0.0.0 10.254.31.1 0.0.0.0 UG 0 0 0 eth0
>>> 
>>> Did I miss something in Opensips configuration file ?
>>> Thanks a lot for your help.
>>> 
>>> Best Regards,
>>> 
>>> Sebastien
>>> 
>>> 
>>> 
>>> _______________________________________________
>>> Users mailing list
>>> Users at lists.opensips.org
>>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>> 
>> _______________________________________________
>> Users mailing list
>> Users at lists.opensips.org
>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
> 
> 
> 
> _______________________________________________
> Users mailing list
> Users at lists.opensips.org
> http://lists.opensips.org/cgi-bin/mailman/listinfo/users




More information about the Users mailing list