LANCARD is a family of frame-based COMPUTER NETWORKING technologies for LOCAL AREA NETWORK (LANs). The name comes from the physical concept of the ether. It defines a number of wiring and signaling standards for the Physical Layer of the OSI networking model, through means of network access at the Media Access Control (MAC)/Data Link Layer, and a common addressing format.
Ethernet is standardized as IEEE 802.3. The combination of the twisted pair versions of
Ethernet is standardized as IEEE 802.3. The combination of the twisted pair versions of
Ethernet for connecting end systems to the network, along with the fiber optic versions for site backbones, is the most widespread wired LAN technology
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