windows server 2008 nat routing

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http://serverfault.com – I have a server running Windows Server 2008 R2 with one Intel physical interface supporting VLANs. There are basically four tagged VLANs: three local ones ( [tag: 20], [tag: 30], [tag: 40]) and a public one (e.g. [tag: 1]) provided by ISP. ISP VLAN lets me use four different public IP-addresses for which different content-filtering rules are applied by the ISP, let these be,, and Is there a way to configure Windows Server 2008 (RRAS role) so that the network would be NATted to ()