Also known as cheapernet and thin Ethernet, it is adaptation of the Ethernet standard IEEE 802.3 for Local Area Networks. It consists of 50 ohm coaxial cable (RG-58 A/U) with maximum lengths of 185 meters that operates at 10 Mbps and uses baseband transmission methods. Cables connect with BNC connectors.

10 BASE 2: “10BASE2 was dominant 10 Mbit/s Ethernet standard during 1980s”.