Assume that source S and destination D are connected through two intermediate routers labelled R. Determine how many times each packet has to visit the network layer and the data link layer during a transmission from S to D.
A. Network layer–4 times and Data link layer-4 times
B. Network layer–4 times and Data link layer-3 times
C. Network layer–4 times and Data link layer-6 times
D. Network layer–2 times and Data link layer-6 times
Answer:C
Assume that source S and destination D are connected through two intermediate routers labelled R. Determine how many times each packet has to visit the network layer and the data link layer during a transmission from S to D.
A. Network layer–4 times and Data link layer-4 times B. Network layer–4 times and Data link layer-3 times C. Network layer–4 times and Data link layer-6 times D. Network layer–2 times and Data link layer-6 times