"At the cost of great exertion and mental prowess, I have
collected just for you an astounding assortment of useful commands
and tools for performing amazing feats like network host discovery
and mapping your network, mapping IP addresses to their physical
locations, spying on everyone who is logged into a computer and
even better, faster, securer remote file access.
"Even small networks can pick up some surprise guests that slip
in when you're not looking. Or maybe, as your network has grown,
you haven't been very diligent about keeping track of IP addresses,
so you want to make a list. You don't have to run around to every
network host, but can perform host discovery from the comfort of
your network administrator lair. There are a lot of ways to do
this. One way is to use nmap..."