Computer Networking

Wireless networking on a laptop or PC requires the use of adapters. One of the adapters that you can use are wireless cards that easily insert into your PC. However, you can't just place the card...

Landline phone usage normally requires a physical connection to a phone line, which in turn is routed through several miles of wiring in order to reach the person you are trying to call. Voice...

Laptop computers have opened up another world to many people. You can purchase nearly anything over the Internet. You can download music, movies and TV shows, meet friends from all over the world...

Linksys routers are devices that allow computers to connect to local area networks as well as high-speed Internet such as cable or DSL. They come in both wired and wireless versions, with wireless...

Most Internet service providers (ISPs) give customers the choice of either leasing a modem from the ISP directly for a monthly charge or purchasing a modem on their own and using it for their...

A "port" on a computer is a hole in the firewall, which can be designated as open (and accessible) or closed (and prohibited). Connecting through a specific port on a computer is accomplished on a...

The driver for your Belkin Wi-Fi card can be easily downloaded from the Belkin website and installed on your computer. Belkin driver download files include an installation wizard, which makes the...

Proxy servers are electronic middlemen, computers that pass information back and forth between the local network to which they belong and outside networks, including the Internet as a whole.

The Internet has made it easy to find people on the Web. Nowadays, some sort of personal information including email addresses is available on most everyone over the Internet. The email address...

You may have an IP camera network set up that you're using to monitor your remote site; perhaps you want to be able to test the cameras in place with your existing network facilities. Assuming the...

Wireless cards are devices that allow a computer (typically a laptop) to connect to an available wireless network. This can be a wireless local area network (use to connect a computer to another...

The Inspiron 531 is a desktop computer designed and manufactured by Dell. If you have a DSL modem that is capable of providing high speed Internet connectivity to your home or office, you'll need...

Wireless printers are devices that use a communication frequency to connect to a router or print server. The devices are attached to the network using wireless cards installed on the printer...

The Windows Device Manager displays every hardware component installed in a given PC. It is a great tool for identifying the manufacturer and model of your network interface card (NIC). Knowing...

The most important feature of any laptop is its portability. However, without DSL WiFi on your laptop, the portability and mobility of the laptop is considerably affected as you are unable to...

Depending on where you set up your Mac server, the system may not be easily accessible or may not be connected to a display monitor. If this is the case, you will need to connect to your server...

When your own your own business, you know how important it is to keep in contact with your customer base. Creating your own eNewsletter is one way to do just that. With an eNewsletter, you can...

There are many things that you should consider when looking for a high-speed Internet service provider. Not every company is going to offer you the same features and services, and you'll want to...

Acquiring an IP address from a router is accomplished using dynamic host configuration protocol (DHCP). DHCP is offered by D-link routers for both wireless and hardwired connections. The protocol...

Exchange Server is a Microsoft product used to host email addresses and communication. If a mailbox becomes corrupted, the Exchange administrator attempts to fix the files using a rebuild process....

Microsoft Exchange is a server application used to send and receive email. The Exchange Server names are linked with the Active Directory application on the network. The administrator can change...

Network crimping tools are used to create telephone cables and network patch cables. Network crimping tools allow a user to trim the network or telephone cabling to size by means of an attached...

A routing table is a list of IP addresses and network paths used to deliver communication packets on a network. You can add an statement to the routing table, which adds a routing destination path...

Local area networks can be used to share files and printers. In addition, a local area network can be set up to share a single Internet connection (such as a DSL or cable modem connection) among...

Westell is a manufacturer of DSL modems. The "modem" reference is actually a misnomer. Although DSL connection devices are called "modems," they are routers that connect and filter traffic to the...

Single-band routers use a 2.4-GHz band and are limited in range and speed compared to dual-band routers which use both the 2.4 GHz and 5 GHz band. Dual-band routers are more efficient, have longer...

Streaming radio is a phenomenon that describes the act of using your Internet connection to listen to radio stations. These can be Internet-exclusive radio stations or Internet versions of popular...

When you sign up for some kind of wireless service with AT&T (either their high speed Internet service, their wireless data service or their phone-based email service), you will be given your...

A wireless USB adapter is a device that connects to the exterior of your computer and allows your machine to access wireless computer networks. If you don't feel comfortable installing a wireless...

The 3845 is a device called an "Integrated Services Router" developed by Cisco. Unlike the more basic computer routers that are designed for home computer networks, the Cisco 3845 is designed to...

At some point, it happens to all of us--you receive and then keep getting unsolicited emails from an address that you want nothing to do with. Sometimes these emails can be advertisements for...

An FTP (File Transfer Protocol) server allows users to transfer files to and from a computer (server). The Ubuntu Linux desktop distribution does not come with an FTP server enabled by default. ...

WWAN, which stands for Wireless Wide Area Network, is a wireless Internet network that uses cell phone technology to give you Internet access. Some netbooks and laptops are sold with built-in WWAN...

An Internet Protocol (IP) address serves the same purpose as your home's mailing address--it allows the Internet to identify your location and send and receive data from you. In most cases, you...

Many computers have Wi-Fi capabilities and can easily connect to the Internet when there are wireless networks available. However Wi-Fi networks are not always available. Fortunately you can...

Hubs are devices that connect multiple machines on a computer network. Hubs are different from routers because they do not have the filtering, IP assignment configurations or firewall capabilities...

If a VNC (Virtual Network Computing) connection is inaccessible due to a firewall, you can bypass the firewall by using an SSH (Secure Shell) tunnel. This routes the traffic from the VNC...

Internet access provides you with web sites, chat rooms, forums and files to download. However, if you're a dial-up user, one thing that Internet access doesn't supply is access to your phone....

A computer network enables users to efficiently share and store data. The Mac and Windows operating systems include functions and support to communicate across platforms. Firewire drives and...

Perhaps the main benefit of a laptop computer over a desktop computer is built-in wireless Internet. As opposed to connecting your computer to a router or modem via a long Ethernet cable, you can...

There may be nothing more frustrating than dealing with a bad Wi-Fi Internet connection. A weak signal makes your Internet usage slow and unreliable. Weak Wi-Fi signals can be caused by many...

Schools often set up restrictive traffic shaping and website blocking software on the networks to prevent students from accessing legitimate sites such as Myspace, facebook and YouTube. While...

Wireless broadband equipment for laptop computers comes in two forms--hardware that can only connect to an existing wireless Internet access point and hardware that creates its own wireless...

Juno DSL service offers much faster Internet connections than the company's dial-up product. The company currently offers three service plans, ranging from $22.95 to $43.95 per month. A DSL...

NetBIOS is a networking protocol proprietary to the Windows operating system. The NetBIOS name is the unique value given to the computer. The protocol is used in very small Windows networks that...

Bridges and routers are hardware components used to connect different segments of a network. Each device has a specific purpose with a router being the most popular for home and office equipment....

Internet blocking, also known as web filtering, prohibits users from accessing certain websites. IT departments at large companies occasionally block certain websites, such as social media sites...

The 2Wire routers have several features available. They include a firewall that can be configured to allow certain types of traffic to pass through. They also have wireless settings that can...