Computer Networking

Here is a method for determining if two IP addresses are on the same subnet without using "rules of thumb". That is, this the mathematical method used by a computer to do it, and its...

The most important aspect of ASP is the ability to connect to a database such as Microsoft SQL (Structured Query Language) or Microsoft Access. Having a database allows Web developers to create...

Wireless networks have become ubiquitous over the past few years. Once considered a luxury, a wireless network is now an important business tool, allowing a disparate group of users to share vital...

Crossover cables are used to connect 1 computer to another or for connecting together 2 electronic devices. They are special cables that swap the send and receive pairs of the cable so 1 end will...

The BCC field of your email program stands for Blind Carbon Copy. This feature is necessary when you wish to send one email to multiple email addresses while preserving the privacy of those you...

If your computer is running Windows XP Home Edition, and has Service Pack 2 installed, you can allow users on other computers to connect to your computer through the Internet. Once connected, you...

A DNS, or domain name system, is a system for naming computers, services and other devices on the Internet. Domain name systems translate domain addresses, which people associate with a certain...

The Linux firewall helps to protect the server from damaging content on the Internet or network. When disabling the firewall, it is a good idea to disconnect the server from the Internet or...

Setting up a network on your ADSL broadband connection allows you to share your connection with multiple computers. With the help of a wireless router, you can set up your ADSL connection on LAN...

Virtual Network Computer, or VNC for short, allows you to connect remotely to any computer that has VNC installed. VNC works differently than Windows's Remote Desktop. Both you and the current...

VNC stands for virtual network computing. The basic concept is to allow you to connect to another computer remotely and view its desktop in real time. This is a common tool used by IT technicians...

Microsoft Exchange Server log files are used to record every transaction that occurs to the Exchange Server database. As expected, these files continue to grow over time. To save space, you must...

Softswitch refers to software communication, especially voice communication through a variety of networks in addition to multimedia and data communication. Softswitches are gateways that allow...

SAN (storage area network) storage is a type of computer data storage system designed specifically for use with large networks where many people need to access or update information. SAN storage...

Cat 5e cables are similar to Cat 5 cables, but have lower levels or far-end crosstalk on the twisted pair. Cat 5e cables are designed for connecting computers and network equipment using gigabit...

Checking a computer's IP address is simple and something everyone who uses the Internet should know how to do. The IP (Internet Protocol) address is an identification number assigned to any...

Bluetooth is an easy way for you to connect your phone to other devices such as headsets and other hands-free devices, car stereos and even your computer without using wires. If your cell phone...

First, I didn't write this article, BUT, it's critical you read it. That's how important it is. It's the most clever, scary ID scam I have ever read. And these thieves direct attacks to strictly:...

On occasion you will find that you want to have a static IP address set for one or more of your network adapters in Windows XP. Perhaps you work on a network that assigns IP addresses for you but...

An optical storage device is an electro-mechanical unit that can save and retrieve (write and read) information on a special disc medium using a laser light. Optical drives are designed to work...

A network can be as simple as two computers with a cable between them sharing data, or as complex as computers in every room of a building sharing files, printers and other devices. To set up a...

Google Checkout is an online payment alternative to services like PayPal. A user can use a credit or debit card to put money into a Google Checkout account and use that money to pay for things on...

A wireless Ethernet bridge is a technology that allows linking of two or more wired local area networks, or LANs. It uses two radios that link over a distance to pass information received from a...

If you have several different computers in your home or office that need to print documents at the same time, you can connect all of the computers to a single printer. To do so, network all of the...

The most common definition of a network patch cable is an eight-wire cable that consists of four pairs of twisted wires terminated with RJ45 connectors at either end. There is also a fiber patch...

If you have a website where you sell products, you can greatly improve sales by setting up a PayPal Shopping Cart. A PayPal Shopping Cart allows customers to purchase multiple items at one time,...

The Linksys family of wireless print servers is popular with many consumers who need to connect a printer where it might be difficult to run cable. Because of the inexpensive cost of these devices...

A wireless PC adapter provides wireless support for a number of activities. Becoming wireless is a necessity if a house has numerous computers or wireless devices that need wireless access.

Wireless AirCards connect to any mobile gadget via a USB port, ExpressCard slot or PCMCIA card slot. It makes it possible to connect to the Internet, and you don't have to worry about hot spots...

It has become much easier to create a wireless network bridge on the Mac, thanks to its new "Share Your Internet Connection" feature. It's a little different, however, when you want to create a...

Home networks allow you to connect two or more computers to share Internet connections and system resources such as printers. Home networking is relatively easy to set up and configure. Home...

If you hate having your router drop your wireless signal in the middle of your web browsing, then here are some tips on how you can change that.

Introducing the new AirPort Express Base Station, now with 802.11n wireless. Easily create a wireless network at home. Enjoy your iTunes music library in virtually any room of your house. Share a...

Connecting computers through a network can be useful even if you are only connecting a small number of machines. When computers are networked, they can share files and documents, software...

NetBEUI (NetBIOS Extended User Interface) (pronounced "net buoy") is an upgraded version of the Microsoft NetBIOS (Network Basic Input/Output System) protocol. This protocol is no longer supported...

Unless you were extremely lucky in choosing your domain name, chances are you will need to change the name to better take advantage of SEO keywords and advance your position in the search engines....

As we rely upon our Internet connections more and more, the need for an effective firewall becomes more important. There are firewalls that range in price from free to tens of thousands of...

If your laptop or desktop computer has a PCMCIA card slot, you can convert the card slot to a usable USB port. PCMCIA slots allow you to convert the slot to a variety of functions using adapters....

Wireless networking allows computers and mobile devices to access the Internet within a localized area through a wireless gateway device, or router. You can configure routers with different user...

DNS is a domain name service whose purpose is to resolve host names to IP addresses and allow computers to communicate by IP address. It is relatively easy to configure DNS.

Proxy sites are a great way to surf the internet privately or even get past certain filters. This article will show you how to access proxy sites and use them.

An avatar face represents you pictorially on websites and through email. The easiest way to make one is to go to an online site like FaceYourManga, where you can create your face by choosing...

Many cafes, restaurants and stores offer free public WiFi for customers. This allows you to browse the Internet on your computer, phone or other device with wireless capability while in the...

An RJ45 cable is primarily used to connect devices over an Ethernet connection. For example, computers, printers, network storage devices, and cable or DSL modems, are some devices capable of...

USB wireless adaptors are for adding wireless fidelity (Wi-Fi) or wireless Internet to your laptop or desktop computer. They are for external use on your desktop or laptop. You can use a USB...

An Ethernet network is a network of computers that are connected by Ethernet cables, though the network can also be wireless or use power-line adapters. Learn the basics of how to set up an...

A wireless networking device such as the Belkin Wireless G router is primarily intended to be used as a central connection point for your home or office network. If you have enough devices to...

In this time of concern over global warming and greenhouse gases, it is important to be able to measure the pollutants and particulates being exhausted into the atmosphere. Boilers, including...

If you want to connect all of your computers together so that they can share files and access the same Internet source, you will need to use a networking device. While routers are the most common...

A Digital Subscriber Line, or DSL, is a type of high-speed Internet connection that provides service to homes through established telephone wires. Using radio technology to send the data stream...