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

[jose luis millan]

Hi Sebastien,

Is the 'mhomed' option set in your configuration file?

regards.


On Sun, Nov 7, 2010 at 2:53 PM, Sebastien CRUAUX <scruaux at halys.fr> wrote:
> I'm getting the same problem with RTP packets... Maybe some issue with
> rtpproxy bridging mode ?
>
>
>
> 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
>>>
>>>
>>>
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>>> Users at lists.opensips.org
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>>
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