156-582 · Question #51
During a problem isolation with the OSI model, what layer will you investigate when the issue is ARP or MAC address?
The correct answer is B. Layer 2. ARP (Address Resolution Protocol) and MAC (Media Access Control) addresses operate at Layer 2 of the OSI model, which is the Data Link Layer. This layer is responsible for node-to-node data transfer and handling MAC addressing. Issues with ARP or MAC addresses indicate problems…
Question
During a problem isolation with the OSI model, what layer will you investigate when the issue is ARP or MAC address?
Options
- ANetwork level
- BLayer 2
- CPhysical
- DLayer 3
How the community answered
(35 responses)- A14% (5)
- B74% (26)
- C3% (1)
- D9% (3)
Explanation
ARP (Address Resolution Protocol) and MAC (Media Access Control) addresses operate at Layer 2 of the OSI model, which is the Data Link Layer. This layer is responsible for node-to-node data transfer and handling MAC addressing. Issues with ARP or MAC addresses indicate problems at this specific layer, necessitating an investigation into Layer 2.
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