Network Engineer, System Administrator Interview Questions and Answers

ARP stands for Address Resolution Protocol. It is used to map an IP address to a physical (MAC) address on a local network.

• ARP is a protocol used in computer networks to resolve IP addresses to MAC addresses.

• It operates at the Data Link layer of the OSI model.

• ARP requests are broadcasted on the local network to find the MAC address of a specific IP address.

• ARP caches the mappings between IP and MAC addresses to improve efficiency.

• ARP spoofing is a technique where an attacker ...read more