MAC addresses are most often assigned by the manufacturer of a network interface controller (NIC) and are stored in its hardware, such as the card's read-only memory or some other firmware mechanism. Logically, MAC addresses are used in the media access control protocol sublayer of the OSI reference model. MAC addresses are used as a network address for most IEEE 802 network technologies, including Ethernet and Wi-Fi.
#FIND MAC ADDRESS FOR 55L421U HOW TO#
How to find the MAC address in Unix or Linux?
If you want to find the manufacturer a certain MAC address belongs to, enter your full MAC address or first 6 hexadecimal digits. How to use this tool to find the manufacturer and other details from MAC address?