[OpenSIPS-Users] ACK message loops while behind firewall

[Bogdan-Andrei Iancu]

Hi,

You need to post the whole trace (from the begining of the calls) to see 
what the problem is.

Regards,
Bogdan

msp wrote:
> Hi all,
>
> My Opensips server is behind firewall. All the messages comes at port 
> 5060 on firewall are routed to Opensips Server. Then calls are routed 
> based on LCR. See below:
>
> Caller      ===>  |               |
>                          | Firewall   |<====> Opensips Server
> Callee     <===  |                |
>
> Currently calls are being routed properly from caller server to 
> callee, but when Caller sends ACK in respond to callee 's 200-OK, 
> Opensips doesn't route it back to Callee, and ACK message is sent to 
> Opensips Server itself which creates loop. At the end Opensips server 
> responds to Caller "483-Too many hops" as maximum hops reaches.
>
> Have any body done anything like this before. Let me know what should 
> be missing or possible fault.
>
> thanks,
> msp.
>
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