Multiple choice technology

Router is used on which layer.

  1. L1

  2. L2

  3. L3

  4. L7
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C Correct answer
Explanation

Routers operate at Layer 3 (Network Layer) of the OSI model. They forward packets between different networks based on IP addresses and perform routing decisions. Layer 1 is physical, Layer 2 is data link (switches), and Layer 7 is application layer.

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