What is a MAC address?

A Media access control address (MAC address) in Samsung device is a unique identity number assigned to Network Interface Controller(also know as NICs) which comes along with your Samsung device. A Network Interface Controller (NIC) (also known as a network interface card) is a computer hardware component that connects a device to a network. 

In simpler terms, this address is utilised by your device for communications on a physical network segment.If a device do not have a NIC , then that device donot have a MAC address.Therefore, it cannot communicate with other devices in a network. 

  (A typical NIC)   

  (A MAC Address)

● The above image shows an example of a MAC address , Observe that first three numbers provide the information about the Vendor while the last three numbers provides the information about the card.

● 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.There may be many MAC addresses for the same device depending on the numbe NICs that device supports.

For Example: A Samsung PC can have more than one MAC addresses since they can accomodate many NICs.While a Samsung Smartphone can have only one MAC address since only one NIC comes along with these devices.

CLICK HERE to know how to locate MAC address of a Jelly Bean 4.1 based Samsung Smartphones.