NAT nightmare

troy fryman at sonic.net
Tue Jul 2 19:31:53 PDT 2002


Well, this is the obvious thing but sometimes we all overlook those...
Does your DHCP server tell the clients what name servers they should be
using?  Have you tried pinging an Internet ip address from the LAN?

-ta  


On Tue, Jul 02, 2002 at 05:05:08PM -0700, Lincoln Peters wrote:
> I'm trying to set up a Linux-based router for a friend.  I have a box
> with Red Hat 7.3 and 2 NIC's (one for the LAN and one for a cable
> modem), and I've ensured that the kernel (version 2.4.18-5) supports
> all of the router options (except ipfwadm), but I can't make it work!
> I have managed to make the router work as a DHCP server for the LAN,
> and I can access the Internet from the router using lynx (that's what
> I'm doing now to send this e-mail).  However, no matter what I try
> with the firewall rules, I can't seem to make it forward anything!
> All of the computers on the LAN can talk to each other, but they give
> me a "Cannot find server" error when they try to access the Internet
> (that's all they say; all these computers except the router are
> running WinXP).
> 
> Does anyone know how I should be doing this?
> 
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