Microsoft Certified Systems Engineer (MCSE) Question: Download Questions PDF
What are the data units at different layers of the TCP / IP protocol suite?
Answer:
The data unit created at the application layer is called a message; at the transport layer, the data unit created is called either a segment or a user datagram. At the network layer, the data unit created is called the datagram, at the data link layer the datagram is encapsulated in to a frame and finally transmitted as signals along the transmission media.
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