"In this article, Mark Rais shares a list of those essential
networking commands every beginning Linux administrator needs to
know. Parts of this article originally appeared in the Linux+DVD
Magazine, issue 1/2008.
"Every Linux administrator needs a list of networking commands
essential for effective server use. This article provides a summary
of the most important or frequently used commands, and offers some
tips for ensuring your server runs smoothly. Please keep in mind
that these tips assume you already have a configured Linux hostname
and IP, with a working network card and connection..."