Subject: Data Communication

Note: See the image two diagram and explain according to this

Question: Briefly explain the timing diagrams of two different connection establishment mechanisms of TCP.

TCP Connection Establishment Host 1 Host 2 Host 1 Host 2 SYN (SEQ = x) SYN (SEQ = x) SYN (SEQ = y) Time SYN (SEQ = Y, ACK = x + 1) SYN (SEQ = y, ACK = x + 1) SYN (SEQ = x, ACK = y + 1) (SEQ = x + 1, ACK = y + 1) (a) (b) (a) TCP connection establishment in the normal case. (b) Call collision