Address Resolution Protocol(ARP): A Way to Know Each Other

If we see computer networks from a high level, it is clear that IP(in IP world) is responsible for carrying traffic from one network to another network. This is a separate topic of study, is called Routing in Cisco’s world. Routing defines how the traffic will flow in the network? what path will be taken? How the … Read more

Exploring Ethernet MAC Addresses: Understanding the Foundation of Network Communication

As described in data link layer address, Ethernet uses MAC addresses for its layer 2 communication. Almost all the ports in a LAN have MAC addresses. And they all are unique. How they keep it unique? The fundamental is quite simple. MAC addresses are burnt in addresses and hence can’t be changed (In reality, I … Read more