DATA LINK LAYER WIRED NETWORKS
WIRED LANS ETHERNET PROTOCOL
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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They must be forwarded by all routers on the local network.
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They are received and processed by every device on the local network.
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They are dropped by all switches on the local network.
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They are received and processed only by the target device.
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Detailed explanation-1: -They are received and processed only by the target device. Answers Explanation & Hints: One of the negative issues with ARP requests is that they are sent as a broadcast. This means all devices on the local link must receive and process the request.
Detailed explanation-2: -What property of ARP causes the NICs receiving an ARP request to pass the data portion of the Ethernet frame to the ARP process? The type field 0x806 appears in the header of the Ethernet frame.
Detailed explanation-3: -The source device will broadcast the ARP request message to the local network. The broadcast message is received by all the other devices in the LAN network. The device whose IP address has matched with the destination IP address in the packet will reply and send the ARP Reply message. 07-Feb-2020