Friday, 20 March 2020

MAC ADDRESS

MAC ADDRESS: MEDIA ACCESS CONTROLLER

      It is a 48 bit hexadecimal value, assigned to a network interface controller (NIC) /

      network card / Ethernet card / Wi-Fi card.

      It is a physical address in communications within a network segment .

First 24 bits OUI (Organizationally Unique Identifier)/ Last 24 bits NIC-specific


Least Significant bit of the most significant byte

8th bit (LSB)

I/G (Individual/Group) → 0 = Unicast (one-to-one), 1 = Multicast/Broadcast

7th bit

U/L (Universal/Local) → 0 = Globally unique (from manufacturer), 1 = Locally administered (manually changed / overridden)

 

How to Find MAC address:             

            In phone - settings - About phone - detailed info/specs – status

            In system - press Windows key + R, In command prompt - Run cmd = ipconfig/all



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