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What is a Network Card?

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A network card also called Ethernet card, Network Adapter, Network Interface Card, or NIC. A network card acts as the interface between a computer and the rest of devices that forms the network. The purpose of the network card is to prepare, send, and control data on the network.


A network card usually has two indicator lights (LEDs):...

What types of Ethernet Card there are?

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Ethernet cards are also known as network interface cards or network adapters. Ethernet cards are available in several forms:

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What is the function of a Network Card?

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The primary function of a network interface card is to provide a physical link to a computer network. A network card is the physical interface between the computer and the network cable. It converts the data sent by the computer into a form which can be used by the network cable, transfers that data to another computer and controls the dataflow between the computer and cable.

This connection allows computers to communicate with servers, as well as other computers on the network. It also translates the data coming from the cable into bytes so that the computer’s CPU can read it....

How to Enable or Disable a Network Adapter?

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Network adapters can normally be enable or disabled through their software.  When a network connection suddenly stops functioning, disabling and re-enabling it can repair the problem.  Disabling an adapter provides a convenient alternative to installing and uninstalling it.

  1. Open Network Connections by clicking the Start button, clicking Control Panel, clicking Network and Internet, clicking Network and Sharing Center, and then clicking Manage network connections.
  2. Right-click the network adapter, and then do one of the following:
  • To disable the network adapter, select Disable.
  • To enable the network adapter, select Enable.

If you disable the adapter, you have to enable it again to connect to a network....

How to connect to a wireless network in Windows?

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Before connecting your computer to a wireless network take note of your router’s wireless settings:

  • Wireless network name
  • Wireless security key or password

Once you know the wireless network name and its password follow the below steps:...

How to install a PCMCIA Wireless Network Adapter?

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Most laptops have wireless networking built-in. But if you need to install a wireless network adapter, check out the below instructions:

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