One of the greatest features of the Linux® operating system is its networking stack. It was initially a derivative of the BSD stack and is well organized with a clean set of interfaces. Its interfaces range from the protocol agnostics, such as the common sockets layer interface or the device layer, to the specific interfaces of the individual networking protocols.

Many so-called networking classes will start by teaching you to memorize the name of every layer and every protocol contained within this model. Don't do that. Do realize that layers 5 and 6 can be completely ignored, though.

Linux makes networking simple and secure — if you know a few tricks. Jack Wallen shares some pointers to help admins knock out various Linux networking tasks with a minimum of effort.

We have collected a big list of Firefox add-ons that will bring our social networking life into the browser. Here are more than 50 "must have" Firefox tools, toolbars and add-ons for every social networking user.

There are many new interesting alternative operating systems: Syllable, Haiku etc. They may promise speed, low system requirements and many good and promising features. But what about security? Is it discussed enough?

On the age of Internet can we even imagine a desktop operating system without a network connection? With networking comes the need for security.

"Kelly Herrell, CEO of Vyatta, and I were introduced recently. The folks making the introduction said “Kelly is CEO of Vyatta, the open source routing company. They are going to change the networking world.” With that sort of introduction, how could I possibly turn down a chance to learn about Vyatta’s technology and why it was “going to change the networking world.”"

The popular social networking site Facebook just announced a Chinese version, but similar Chinese-based Web sites such as Xiaonei and Hainei have been struggling there. However, since April, UCenter Home, an open source social network service based on PHP and MySQL, is pushing open social networking in China.

"One of the greatest features of the Linux® operating system is its networking stack. It was initially a derivative of the BSD stack and is well organized with a clean set of interfaces."

Linux oldtimers have known for years that it's not necessary to go into hock for expensive, proprietary networking gear, because Linux comes with a powerhouse networking stack.