

Sender Protocol Address: specifies a logical address of the sender, i.e., IPv4 address.Sender Hardware Address: Specifies the physical address of the sender.The payload of the packet contains the following: An ARP request packet can be differentiated from an ARP reply packet using the operation field, i.e., opcode in the ARP packet.An ARP packet is either a request packet or a reply packet.ISRO CS Syllabus for Scientist/Engineer Exam.ISRO CS Original Papers and Official Keys.GATE CS Original Papers and Official Keys.

