Ethernet address

Ethernet address

(networking)
(Or "MAC address") The physical address identifying an individual Ethernet controller board. An Ethernet addess is a 48-bit number aabbccddeeff where a-f are hexadecimal digits. The first 24 bits, aabbcc, identify the manufacturer of the controller. The Ethernet address is hard-wired on some controllers, stored in a ROM on some, and others allow it to be changed from software. It is usually written as six hexadecimal numbers, e.g. 08:00:20:03:72:DC.

See also ARP, Internet address.

Ethernet address

A unique number assigned to each Ethernet network adapter (NIC). Network adapter manufacturers obtain blocks of these 48-bit numbers from the IEEE and assign one to each of their products. See MAC address.
References in periodicals archive ?
The configuration includes Ethernet address setting, alarm, messages, date and time, and other data log setting.
Smith discovered that a computer's Ethernet address was transmitted directly to Microsoft during the Windows 98 registration process.