Which combination uniquely identifies a TCP connection between two endpoints?

Options

  • A. Source IP address only
  • B. Destination port only
  • C. Source IP, source port, destination IP and destination port
  • D. MAC address only
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

C. Source IP, source port, destination IP and destination port

Detailed Explanation

Correct Answer: Source IP, source port, destination IP and destination port.

A TCP connection is identified by a four-tuple consisting of the source IP address, source port, destination IP address and destination port.