from sender
S
to receiver the segment sent from: i. A to S ii. B to S iii. S to A v. Is it possible that the source por. A to B same host? from A to S is the same as that from B to S ? How about if they are the packet P 3 is sent to PCl from the PCl (172. 31.80.6) and packet P 2 from PC2 (172.31.90.6) to google server (200.10.55.10). Also, server (nats- 172.31.100.14, 110.10 and perver, and packet P4 is sent to PC2 from the Google server. P1, P2, P3, P4 pass through NAT 4: An organization is assigned a classless Show table at nats while
Pl,P2,P3,P4
pass. [15]