h.323 is not SIP. and unlike SIP it is real PITA to NAT (SIP is quite simple
being compared to h.323 protocol family).

Cyberguard should be able to do both, afair..

On Sat, Apr 21, 2007 at 10:39:55AM +0500, sai wrote:
> >From what I remember about SIP, you need the firewall to preserve the

> source and destination ports. NAT usually changes the source port for
> outgoing traffic.
>
>
>
> On 4/17/07, David Garrard wrote:
> > HI;
> >
> > I am currently installing a Cyberguard 410 D to sit between a VOIP
> > server network and a private network. Getting NAT to work is extremely
> > challenging, has anyone reading this list done this before?
> >
> >
> >
> >
> >
> > All the best;
> >
> >
> >
> >
> >
> > David
> >
> >

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