To deliver a message to the correct application program running on a host, the ___________ address must be consulted ?
Correct answer: C. Port
- A. IP
- B. MAC
- C. Port
- D. None of these
Explanation
A port address identifies the particular application or service on a host, while an IP address identifies the host itself and a MAC address identifies a network interface. Thus, delivery to the correct application requires the port.
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