Thanks Robyn.  

So this rule would take the place of my current default NAT rule, or
just come before it in order of precedence?

If I'm going to have 5 sites connected together, I'd imagine that I'd
need a rule for each site, correct?  Would I just make them NAT rules 10
- 15 or something equivalent?



-----Original Message-----
From: Robyn Orosz [mailto:[EMAIL PROTECTED] 
Sent: Wednesday, February 20, 2008 10:02 AM
To: Chad S. Parsons
Cc: vyatta-users@mailman.vyatta.com
Subject: Re: [Vyatta-users] VPN Routing or NAT Problem

Hi Chad,

You need to exclude the VPN packets from being NAT'ted by changing your 
source NAT rule a bit. Here's an example:

rule 5 {
type: "source"
source {
network: "10.10.10.0/24" <---your internal/ VPN subnet that you are 
sourcing packets from on this router
}
destination {
network: "!10.0.0.0/8" <----Note the '!' - this is NAT'ting all traffic 
but those packets destined for 10.0.0.0/8. This should be the 
destination network for your remote VPN sites
}
outside-address {
address: 192.168.1.1 <----This would represent your outside/ public
address
}
}

Thank you,

Robyn

Chad S. Parsons wrote:
>
> I'm trying to build IPSEC tunnels between three of our offices and I 
> think I have one last hurdle to clear.
>
> The tunnels are built and are establishing, but I cannot get traffic 
> to move between the internal LANs.
>
> The routers are set up with a Source NAT rule changing the internal 
> addresses to a single public IP. This is the only NAT rule.
>
> Do I need to put one in place to keep the VPN traffic from being 
> NAT'ed? Or do I need to put a Static Route in to move the traffic 
> through the appropriate tunnel?
>
> If I can supply any more information, please let me know.
>
> Thanks,
>
> Chad
>
> ___________________________________
> Chad S. Parsons
> Senior Network/Business Systems Administrator
> Cymetrix
> 4510 East Pacific Coast Highway, Suite 600
> Long Beach, CA 90804
> Direct: 562.366.5343
>
> Mobile: 805.490.4703
> Help Desk: 866.333.6617
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>
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