In any operating system, it is possible for an internet user to monitor the bandwidth usage. This is useful to keep track of internet usage in case you have a maximum bandwidth cap or download limit.

Network latency and bandwidth are the two metrics most likely to be of interest when you benchmark a network. Even though most service and product advertising focuses on bandwidth, at times the latency can be a more important metric. Here's a look at three projects that include tools to test your network performance: nepim "network pipemeter," LMbench, and nuttcp.

In these days of bandwidth caps and pay-per-kilobyte rates, keeping an eye on your bandwidth usage makes a lot of sense. While there is no lack of bandwidth monitoring utilities, vnStat stands out from the crowd thanks to its ability to store monitoring data in a database and resume monitoring automatically on reboot.

Open-source enterprise software company Red Hat has updated its virtualization platform, Red Hat Enterprise Virtualization (REV), to include support for desktop virtualization, the company announced on Monday. The beta version of REV 2.2 will include a number of new programs that will allows customers to run a virtualized desktop infrastructure (VDI).

Bandwidth Vista 2, The Next Generation bandwidth monitor with GEO-IP Connection Mapper. Displays Real-Time TCP and UDP Connections including Country and City. Holds a full log of bandwidth usage. New to Bandwidth Vista 2 is Voice Alerts and a Whois Lookup Tool and two kinds of graph.

One of the first things I do upon installing a Linux distribution is put the Network Monitor applet on my GNOME panel. Watching the blue lights twinkle on and off makes me aware of network traffic.

Virtualization has certainly changed a lot in the past few years. Not many years ago, virtualization was only used on servers to get maximum performance. Today, is a a fairly common consumer technology with support for advanced graphics.

Learning Nagios 3.0 is a comprehensive configuration guide to monitor and maintain your network and systems. It is a practical guide to setting up the Nagios 3.0 open source network monitoring tool, installing and configuring Nagios 3 on various operating systems. It will help understand system monitoring and how Nagios works.

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