I completed a series earlier this year on using various tools within the open source world that can save you money in place of spending money on commercial products and licenses.
The first article looks at the Ubuntu Linux distribution. From the intro:
Part 1 discusses Ubuntu, a community developed Linux-based operating system for laptops, desktops, and servers. Ubuntu contains many applications: a Web browser; presentation, document, and spreadsheet software; instant messaging; and much more. This article explores Ubuntu’s:
In a follow-up to an article I did earlier this year on analyzing the structure and layout of your network using ping and other tools, I’ve written another article on similar lines, this time looking at how to monitor and then report on the performance of your network and how to identify and diagnose problems.
Knowing your UNIX network layout will go a long way with understanding your network and how it operates. But what happens when the performance of your UNIX network and the speed at which you can transfer files or connect to services suddenly reduces? How do you diagnose the issues and work out where in your network the problems lie? This article looks at some quick methods for finding and identifying performance issues and the steps to start resolving them.