The ARP Probe checks the network to make sure an IP address isn’t in use before polling it.Protocol Size: 6 ARP Reply Payload: Hardware (MAC) Source Address: Opcode: Specifies if the packet is an ARP request or ARP reply.ĪRP Request Payload: Hardware (MAC) Source Address:.It also has the other following attributes : Receiver Protocol address: Specifies the logical address of the target.Receiver Hardware Address: Specifies the physical address of the target.įor an ARP Request Packet, this field contains all zeros, because the sender doesn’t know MAC or physical address.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:
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