Best book or tutorial for iptables

[Eric]

At 10:53 AM 9/11/2007, Jonathan Underwood wrote:

 >> http://www.google.co.uk/search?q=iptables+tutorial

Good afternoon, Jonathan.

Thanks, I actually know how to find things like that with Google, but I was 
hoping to get some thoughts on which of the hundreds of thousands of hits 
I'm likely to get will actually lead to good resources (that's why I asked 
if there were any recommendations for the "best"...).

You can't find that from a search engine (usually).