Static IP & Port Forwarding

[user1]

On Tue, 2008-12-02 at 00:31 -0500, ALAN CHE wrote:
> I am new to Linux and never use it before.
> I have install Ubuntu 8.10 Desktop Edition and face some problems.
> (a)  I know that Ubuntu can itself auto detect the networking for me,
> but I prefer to handle it manually. I was wondering where & how can I
> set a fixed ip, subnet mask, gateway, DNS and etc.
> (b)  I also need to know where & how can I do the port forwarding in
> Ubuntu.
> I will appreciate if you can answer me in an easy way and in details
> because I was not very familiar with the Linux commands.
> Thank you very much.
> 
> 
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You could check out http://www.minihowto.org

"Network Setup" for static ip addresses
  
"Firestarter" for port forwarding

There are some other small minihowtos for various problems