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What does the OUI represent?
In computer terminology, OUI represents the first 8 bytes of the MAC address that identifies the manufacturer of the network hardware. OUI stands for "organizationally unique identifier."
What portion of a MAC address encodes an identifier representing the manufacturer of the card?
The first 3 bytes show this. It's called the OUI, Organizationally Unique Identifier. If you type "getmac" in windows, you should see the 6 byte address, and the first 3 bytes are the ones that you are concerned about. Each OUI is unique to the manufacturer of the network card.
Which 3 bytes of MAC address F2-A1-23-BC-D3-41 designates the unique station identifier?
The Unique Station Identifier for the mac address F2-A1-23-BC-D3-41 is BC-D3-41A MAC address is made up of two parts. The first three groups of the address is known as an OUI (Organisationally Unique Identifier). The OUI identifies the manufacturer of the network device.The last three groups of the address are set by the manufacturer and should be unique.
What do the first three octets mean in mac address?
The UAA, or Universally Administered Address, is the most commonly used type of MAC address. This address is assigned to the network adapter when it is manufactured. The first three octets define the manufacturer, while the second three octets vary and identify the individual adapter. All network adapter manufacturers have their own code, called the Organizationally Unique Identifier (OUI).
What is NIC identifier?
It is the 12 hexadecimal digit combination identifying the manufacturer and id of your NIC the first 6 digits is the OUI(Organizationally unique Identifier), this identifies the company that made the NIC the last 6 digits is the USI(Unique station identifier) this identifies your NIC A NIC identifier can only contain letters from A to F and numbers from 0 to 5 a NIC identifier, more commonly known as data-link layer address or MAC address looks like this: A6-D5-FF-5A-3D-6A
