Question: Synchronous Optical Network (SONET) is high speed communication protocol which is used to transmit a large amount of data. It is a standard for

Synchronous Optical Network (SONET) is high speed communication protocol which is used to transmit a large amount of data. It is a standard for synchronous data transmission on optical fibers. Based on the description given above, ELABORATE your answer from the questions below: a) Briefly EXPLAIN the SONET protocol with its network elements. b) ANALYSE the interrelation between SONET and ATM. (15 Marks) (10 Marks) (25 Marks) QUESTION 2 (CLO 2) X.25 and Frame Relay are two protocols applied in packet switching data communication. Packet switching is a method of grouping data that is transmitted over a digital network into packets. b) DISCUSS at least FIVE (5) differences between the TWO (2) protocols. Based on the description given above, ELABORATE your answer from the questions below: a) Briefly EXPLAIN X.25 and Frame Relay protocols, their protocol layers and equipment used. (15 Marks) (10 Marks)

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