The mac address has 48 bits. The mac address is also called the hardware address. It is usually expressed as 12 hexadecimal numbers. Each two hexadecimal numbers are separated by colons, such as [08:00:20:0A:8C:6D].
MAC address (Media Access Control Address), literally translated as media access control address, also known as LAN Address (LAN Address), Ethernet Address (Ethernet Address) ) or physical address (Physical Address), which is an address used to confirm the location of a device on the Internet.
MAC address, also called hardware address, is 48 bits (6 bytes) in length and consists of hexadecimal numbers, divided into the first 24 bits and the last 24 bits:
The first 24 The bit is called an Organizationally Unique Identifier (OUI), which is a code assigned to different manufacturers by the IEEE registration authority to distinguish different manufacturers.
The last 24 bits are allocated by the manufacturer themselves and are called extended identifiers. The last 24 bits of the MAC address in network cards produced by the same manufacturer are different.
is usually expressed as 12 hexadecimal numbers, and each two hexadecimal numbers are separated by colons. For example: 08:00:20:0A:8C:6D is a MAC address.
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