On 12/7/10 11:10 AM, Bowie Bailey wrote: >> I have a route to his dsl router, which, assuming that the ipv4 and >> ipv6 firewalls are as good at allowing/disallowing access, makes his >> current ipv4 and his future ipv6 addresses equally accessible. > > I've been following the NAT debate here and something occurred to me. > > If you have an IPv4 network with NAT, an attacker doesn't need to know > your internal IPs. All he needs is the IP to your router. NAT will > nicely forward his packets along to whichever internal computer handles > the port. What port/computer would that be? Most consumer routers default to not forwarding anything that is not related to prior outbound activity. -- Les Mikesell lesmikesell at gmail.com