My second question is about iptables. I have it installed, but it's not working. The tutorials I read suggest that there is a file called /sbin/iptables, but no such file exists. When I create it, add ...

Iptables, more properly referred to as “iptables/netfilter” because of the two modules that are involved — the userspace module “iptables” and the kernel ...

Can anyone point me to a good iptables tutorial/reference for beginners? I'm trying to figure out how to do multiple one-to-one NATs, and I can't find any references that discuss this. I looked at the ...

This final installment of the IPTables tutorial details the paths that packets take along the chains, and presents some useful code snippets that should go in almost ...