Question

Consider five wireless stations, A, B, C, D, and E.

Answer 1

Answer:

Check the explanation

Explanation:

A) Whenever C is sending to D, what other communications are possible?

C’s packet will be seen by A, B and D, but not by E. Thus, D can send to E at the sametime..

B) Whenever B is sending to A, what other communications are likely?

Even though B’s packet will not be seen by D, other nodes, e.g., E, or C, can’t send to D since the packets from these nodes will interfere with the packets from B at A. Therefore, other communications is not likely at the same time.

C) Whenever B is sending to C, what other communications are possible?

B’s packet will be seen by E, A and C, by not by D. therefore, E can send to D at the same point.