[Serusers] Responses on the source port of the request

Andrei Pelinescu-Onciul pelinescu-onciul at fokus.fraunhofer.de
Fri Oct 1 17:29:03 CEST 2004


On Oct 01, 2004 at 10:16, mahesh <mahesha at intoto.com> wrote:
> Hi Andrei,
> Thanks for the reply.
> 
> I am using the publicly available iptel proxy server(195.37.77.99) to test 
> my implementation of SIP-ALG. I am using the following configuration
> 
> HOST1(winXP)---FW---Internet---HOST2(winCP)
> 
> FW is the firewall/NAT device, which has the ALG implementation. I am using 
> SJPhone on my hosts to communicate using SIP(UDP). I observe that the 
> responses to requests sent by HOST1 come from the proxy(iptel) to the 
> source port(of FW), from which the request was sent, instead of on VIA. 
> There is no "rport"  field in the VIA header field of the request.
> 
> Does anyone know if the iptel proxy server is configured to use 
> "force_rport".

Yes, it is.

Andrei




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