Unix commands

This guide explains how to change user password in Linux and how to allow an user to change the password of certain other users via sudo.

It is always a best security practice to use a non-root user to perform server administration. This brief tutorial explains how to add, delete and grant sudo privileges to users in FreeBSD.

This guide explains how to configure or set static IP address and DNS on a FreeBSD system from commandline.

A while ago, we learned how to find a package version in Linux. Today,…