Provides network managers with a means of cataloging network connections.

Using a laptop in different network environments.

Software that simplifies PPP setup for Linux.

A software that monitors your servers and applications. Zabbix can be used for logging, monitoring, capacity planning, availability and performance measurement, and providing the latest information to a helpdesk.

A C++ library for heavy duty networking applications. For Objects Management, Events, Signals, Timing, and Asynchrone Stream Devices.

The Network Information Service (NIS) provides a simple network lookup service consisting of databases and processes. It was formerly known as Sun Yellow Pages (YP).

Linux performance tuning resource site.

Aims to improve the scalability and robustness of Linux to support greater network server workloads more reliably.

NOCOL is system and network monitoring software.

A June 1999 Slashdot discussion about Performance Monitoring .