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Network Layer Protocol

1. ARP [Address Resolution Protocol]

  • It is a communication protocol which is used to find the MAC address of a device from it's IP address.
  • ARP

2. RARP [Reverse Address Resolution Protocol]

  • It is a protocol which is used to obtain the IP address from a server.
  • If the host wants to know its IP address, then it broadcast the RARP query packet that contains its physical address to the entire network.
  • A RARP server on the network recognizes the RARP packet and responds back with the host IP address.
  • RARP

3. ICMP [Internet Control Message Protocol]

4. IGMP [Internet Group Message Protocol]