GroundWork is a user-friendly front-end for the Nagios monitoring tool.

Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine. com

A system monitor lets you query the system’s current health state. If you are unhappy with the spartan Top tool, try one of these easy alternatives.

Tired of too many terminal windows? Mrxvt is a tab-based terminal tool that lets you manage several sessions in a single window.

Version 3.0.0 of LM Sensors, a software package for hardware monitoring has just been released.

Version 1.0.0 of the Monitorix monitoring program has just been released. It now shows fan speeds, and CPU, motherboard and hard disk temperatures among other system data.

A partly overloaded DNS server can slow down all the workstations on the network. Dnsgraph is an early warning system that gives administrators a graph of critical values. Your Dnsgraph charts will help you keep your systems serving names.