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Q&A

Q1:

What is the principle advantage of TCP/IP's modular design?

A1:

Because of TCP/IP's modular design, the TCP/IP protocol stack can adapt easily to specific hardware and operating environments.

Q2:

What functions are provided at the Network Access layer?

A2:

The Network Access layer provides services related to the specific physical network. These services include preparing, transmitting, and receiving the frame over a particular transmission medium, such as ethernet.

Q3:

Which OSI layer corresponds to the TCP/IP Internet layer?

A3:

TCP/IP's Internet layer corresponds to the OSI Network layer.

Q4:

Why is header information enclosed at each layer of the TCP/IP protocol stack?

A4:

Because each protocol layer on the receiving machine needs different information to process the incoming data, each layer on the sending machine encloses header information.

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