From owner-freebsd-multimedia  Thu Apr 25  2:37:23 2002
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Message-ID: <027101c1ec3c$acaa0120$ea2ce9c1@binep.ac.ru>
From: "Igor B. Bykhalo" <goshik@binep.ac.ru>
To: "Oliver Brandmueller" <ob@e-Gitt.NET>
Cc: "Mike Meyer" <mwm-dated-1020135936.57cc56@mired.org>,
	<multimedia@freebsd.org>
References: <15559.29312.161244.188682@guru.mired.org> <20020425080343.GB435@e-Gitt.NET>
Subject: Re: ohphone and firewalls.
Date: Thu, 25 Apr 2002 13:36:16 +0400
Organization: BINEPCP RAS
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> From: "Oliver Brandmueller" <ob@e-Gitt.NET>
> To: <multimedia@freebsd.org>
> Sent: Thursday, April 25, 2002 12:03 PM
> Subject: Re: ohphone and firewalls.
> 

> Hi.
> 
> On Wed, Apr 24, 2002 at 10:05:36PM -0500, Mike Meyer wrote:
> > Anyone got pointers as to what it takes to get ohphone through a
> > firewall?
> 
> Ohphone uses H.323 - you find a lot of pointers to it in the web,
> talking about ports and stuff. It's a little tricky, but it's possible.
> But one thing: It does not work with NAT. H.323 encodes the originating
> IP in the protocol itself, so routing H.323 through NAT would require a
> NAT implementation aware of that protocol. FreeBSD's isn't. For Linux
> there's a module. Only way out with NAT would be using opengate_proxy as
> found in the ports as a gatekeeper.

If this of any help:

A few hours ago Darren Reed released IPFilter 3.4.26 an commited
into the -current tree with H.323 proxy (from QNX, if i understand
correctly... yes, see /src/contrib/ipfilter/HISTORY)

HTH,
Igor

> 
> - Oliver



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