ARP Frame Structure

Prot. Type

32 bits wide

HW Type

HW Addr Len

Prot Addr Len

Operation

Sender’s HW Addr (1-4)

SHA (5-6)

SIP (1-2)

SIP (3-4)

THA (1-2)

Target HW Addr (3-6)

Target IP Addr

Common Header

IPv4/Ethernet

Specific

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