Computer Networking

Computer networking is the engineering that creates communication between computers and other devices. Learn about the different types of networking and the systems that make networking possible.


The three types off VPN are remote access, intranet and extranet VPNs. Learn about the three types of VPNs in this article.

Wireless networks, otherwise known as WiFi, use radio waves so that people can connect to the Internet in all sorts of places. Learn about what you need to build a private WiFi network, in this article.

A network server is a computer system used as the central repository of data and various programs that are shared by users in a network. Learn about network servers from this article.

You're trying to figure out how to choose the right e-mail server for your business. This article will tell you how to choose the right e-mail server.

The office is expanding beyond the physical realm. More and more businesses are extending their reach across the Internet by setting up VPNs, which allow multiple locations and telecommuting employees to work in the same virtual space.

IP convergence brings your telephone, Internet, television and other services together in one place. It could save you time, money and the headache of system administration. What drawbacks might you have to face?

It seems strange that your voice could transform into a little packet of data and be transmitted just like an e-mail. But it can. How does that work?

The Internet is in a constant state of evolution, and the components involved in that state of perpetual progress are always evolving as well. See all the pieces that have worked together to form computer networks through the years.

Large corporations need many computer servers, which take up space and use a lot of electricity to run and to keep cool. What if you could put multiple servers on a single machine?

Grid computing lets you use a whole network of computers to solve problems. But how do you ensure access to information without creating gridlock?

Are you interested in M2M communications for automatic transmission and measurement of data? Learn more about M2M communications in this article.

Hybrid networks contain both wired Ethernet and wireless wifi client devices. Learn all about hybrid networks in this article.

An intranet is a private network, maintained and used by an organization. Learn more about how intranets work in this article.

Desktop sharing is a helpful technique that simplifies sharing business ideas. Find out how desktop sharing can change the way that your company works.

Storage space and performance can be increased with virtual computing. Learn how computer users are using virtual computing when they need it.

Wireless mesh networks promise to deliver high-speed Internet connectivity anywhere, anytime. Find out more about this exciting technology.

Smart dust sounds like something out of a Disney movie, but it's definitely not. Also called a mote or a wireless sensing network, this new technology is intriguing everyone from military personnel to vineyard owners.

Think you know how routers work? These devices use intricate formulas to figure out exactly where to send a packet and how to get it there. Learn all about routing algorithms.

Voice over Internet Protocol lets you make free long-distance phone calls using your computer. It's essentially a phone network that uses the Internet infrastructure already connecting computers all over the world. Learn all about the technology behind VoIP and how you can set it up on your PC.

As we move closer to intelligent computers, they may begin to follow us wherever we go. Learn how ubiquitous networking will allow our data and information to travel with us.

If your computers are in different rooms, phone-line networking may be a good way to connect them. Learn all about the pros and cons of using a phone-line network.

No new wires! Power-line networking uses the wiring already in your house to connect your computers. Learn about the pros and cons of a power-line network and how to set one up.

If you're thinking of networking the computers in your home, you have several options to explore. Will you go wired or wireless? And what's the best way to ensure the safety of your network?

If you're reading this via the Internet you're probably using Network Address Translation (NAT). NAT helps reuse IP addresses and improve security -- find out how it works.

We wouldn’t get very far without LAN switches -- bedlam would break loose at each network junction and most of us would be wondering what happened to that e-mail we sent two hours ago.