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A local area network (LAN) is a computer network that interconnects computers within a single physical location. It is the most common type of computer network, used in homes and buildings including offices or schools, [ 1 ] [ 2 ] [ 3 ] for sharing data and devices between each other, including Internet access .
When dialing on landlines, calls made within cities are considered local calls and you just dial the local number. Calls to other cities (e.g. Karachi to Lahore ) are considered long-distance calls, e.g., when dialing to Lahore from Karachi you have to dial the code for Lahore then followed by the number of the destination, therefore you dial ...
Internet connections can also be secured through the addition of a wireless router to an existing wired connection – a convenient method for Internet access provision in small centralized areas. Although wireless routers are generally reliable, their occasional failure means no Internet availability in that centralized area.
An air gapped network (right) with no connection to a nearby internet-connected network (left) An air gap, air wall, air gapping [1] or disconnected network is a network security measure employed on one or more computers to ensure that a secure computer network is physically isolated from unsecured networks, such as the public Internet or an unsecured local area network. [2]
A telecommunications network is a group of nodes interconnected by telecommunications links that are used to exchange messages between the nodes. The links may use a variety of technologies based on the methodologies of circuit switching, message switching, or packet switching, to pass messages and signals.
An active internet connection is required to be able to access all the best that America Online® offers. If you're using dial-up internet and can't connect, try the following troubleshooting steps: Check the dial tone - If you DO have one, it's likely the problem has something to do with your computer. If you DON'T, it's likely the problem has ...
If you don't have broadband, you'll need to try other steps to fix problems with a dial-up internet connection. An active internet connection is required to be able to access all the best that AOL offers. If you're using broadband (cable) internet and you can't connect, try the following troubleshooting steps in the order listed until you get ...
The Internet in Pakistan has been available since the early 1990s. Pakistan has over 140 million internet users, making it the 7th-largest population of internet users in the world. [1] [2] Information and communications technology (ICT) is one of the fastest growing industries in the country. In 2001 just 1.3% of the population used the Internet.