Definition

network interface card (NIC)

Contributor(s): Jason Alvich, Hendrik Brink, and Kevin Williams
This definition is part of our Essential Guide: How to choose the best hardware for virtualization

A network interface card (NIC) is a circuit board or card that is installed in a computer so that it can be connected to a network. 

A network interface card provides the computer with a dedicated, full-time connection to a network. Personal computers and workstations on a local area network (LAN) typically contain a network interface card specifically designed for the LAN transmission technology 

See also: PCMCIA card, WAN interface card, network interface unit, converged network adaptor

 

This was last updated in August 2006

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Network Interface Controller - NOT card. Please correct.
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Yes, I recently have changed it!
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Please correct it "Network Interface Controller" it doesn't mean card
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khokhar786g, I replaced it to card. Thank you!
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Which protocol is been used by wireless NIC card?
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It's Ethernet Protocol that works in data link layer.
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