Write a 4- to 5-page report (excluding cover page and references) answering the following questions.
1. What are the functions of data link?
2. Why and where is flow control needed? Explain its parameters.
3. Explain stop-and-wait flow control with special reference to the handling of (i) a damaged frame (ii) a lost frame.
4. Explain HDLC. What are the categories of HDLC stations?
5. What is the configuration and modes of HDLC?
6. What does “switching” mean? Explain the three possible switching methods.

Order Now