Transcription: LAN card. The LAN card enables you to link your computer to other computers using a network. Usually available as PCI cards, the LAN card plugs into your computer and upon configuration lets you share files and use other resources such as printers in a network. It is most often found in office computers where information needs to be shared. Depending upon the network interface they support, there are basically two types of network cards available. Coaxial or UTP. Coaxial is similar to the cable that lets you view cable TV at home and the UTP LAN card is a smaller wire that enables faster data ...