X runs on port 6000 if you are denying incoming connections from the net 
interface then you *should* be all right.
Tables is way cool compared to chains. I finally forced myself to switch- 
well, ok, I compiled a new kernel and couldn't get chains working on it 
and that forced me to switch.

On Sun, 3 Feb 2002, Carl Parrish wrote:

> Okay I have a lan set up at my house Its all behind a ipchain firewall 
> (RH 7.2 yes I know I should be using iptables). I'm getting tired of 
> running up and down stairs to get to my different computers and want to 
> simply export my display to my main computer. Trying to advoid typing 
> xhost +<hostname> for every computer in my house yet at the same time 
> I'm concerned that if I type xhost + that it will open my display to the 
> internet. So my question is does anyone know of the ipchain rule that 
> will prevent my display from going out? Or is this something I even have 
> to worry about?
> 
> Carl P.
> 
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