A group called the Traffic Squeezer project released an open source application that accelerates WAN network traffic. The Traffic Squeezer software uses lossless compression and other procedures to accelerate traffic on Linux-based network devices, and it's said a port to an embedded hardware version is planned.

f you are a Network Administrator with little knowledge in Network Protocols and IPtables, don't worry you can also control your network traffic with a simple tool named wondershaper. It Works on Linux 2.4 & higher.

IPTraf is a very useful ncurses-based application that shows the traffic passing through your machine.

Darkstat captures network traffic, calculates statistics about usage, and serves reports over HTTP. Learn how to get this up and running on Gentoo

ntop is a free opensource network traffic probe that shows the network usage. ntop is based on libpcap and can run on Linux/Unix and Windows operating system. ntop provides a very easy to use a web access to navigate through ntop traffic information and get a dump of the network status.

Wireshark is a network protocol analyzer (or "packet sniffer") that can be used for network analysis, troubleshooting, software development, education, etc. This guide shows how to install and use it on an Ubuntu 9.10 desktop to analyze the traffic on the local network card.

DarkStat is a simple Packet Sniffing Network Traffic/Bandwidth monitoring utility for Linux and UNIX. DarkStat presents simple webinterface with nice graphs and stats auto-refreshed. Darkstat uses a very low footprint and the memory, CPU usage and is used in pfSense, redWall opensource firewalls.

In this article I will describe how you can monitor your Debian Lenny server with munin and monit.

Ever since I moved to broadband I've been looking for a traffic monitor that will show me a breakdown of my usage for not just my current session, but for the entire month (as I am on a capped plan). It hasn't been easy finding one that works in Linux as most are for system administrators, not normal end-users.