[OpenSIPS-Users] Advice on OpenSIPS capabilities

Dennis Cartier dennis.cartier at gmail.com
Mon May 3 19:47:36 CEST 2010


Thanks for the info Mike. Unfortunately the Asterisk box is not the end I
have control over. If we were using Asterisk on both ends (rather than
Cisco) we would have no issues.

Dennis

On Sun, May 2, 2010 at 8:11 PM, Mike O'Connor <mike at pineview.net> wrote:

>  Hi Dennis
>
> It would seem to me that you should be able to handle this in Asterisk by
> configuring Asterisk to handle these calls via its internal NAT systems.
> Have you tried setting the sip.conf account to nat=yes for the calls from
> the Cisco UC520 ?
>
> Email me direct as it would be better to keep Asterisk related
> conversations of this list.
>
> Mike
>
>
> On 2/05/10 5:15 AM, Dennis Cartier wrote:
>
> I need some advice on how suitable OpenSIPS would be for solving a
> situation that I am struggling with.
>
> I have a VOIP system (Cisco UC520) behind NAT on my LAN. I need to setup a
> couple of extensions that are on the public Internet (Asterisk based). The
> issue that I am trying to deal with is that the local VOIP system sends
> INVITES with a private IP as it is unaware of what the true public IP is.
>
> In my search for a way to dela with this I ran across OpenSIPS. I am
> wondering if I can use OpenSIPS as a proxy and/or could I use it to re-write
> the IP in the SIP packets to the proper public IP?
>
> Any advice you can give as to how applicable OpenSIPS is to this task and
> if so, which function of OpenSIPS would be best suited to this problem.
>
> Thanks,
>
> Dennis
>
>
> --
> �The music business is a cruel and shallow money trench, a long plastic
> hallway where thieves and pimps run free, and good men die like dogs.
> There�s also a negative side. �
>
> Hunter S. Thompson, US journalist (1939 � 2005)
>
>
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>
>
>


-- 
“The music business is a cruel and shallow money trench, a long plastic
hallway where thieves and pimps run free, and good men die like dogs.
There’s also a negative side. ”

Hunter S. Thompson, US journalist (1939 – 2005)
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