Which of the following statements is true?
Which of the following statements is true?
Routers work at the network layer. This is the correct statement as routers are responsible for forwarding data packets between different networks and they use IP addresses, which operate at the network layer (Layer 3) of the OSI model.
The answer is B. Router work at network layer
There are layer 3 (network layer) switches, but traditionally layer 2 (data link) is where switches work. Routers can only work on layer 3.
Routers work in network layer
B, switch - data link layer router - network layer