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Attempt all the problems.

Section-A

problem1) Differentiate between ISO and OSI? Describe the role of each layer of an  OSI model?

problem2) What are the components of data communications system? What is the difference between port address, logical address and physical address?

problem3) describe why it is significant for organizations to enforce policies restricting use of employee-owned hardware and software and unauthorized copies of software

problem4) Compare and contrast following types of multiplexing

1) frequency division multiplexing

2) time division multiplexing

3) statistical time division multiplexing

4) wavelength division multiplexing

Section-B

Case Study

There is a Mobile Telephony system that comprises of Traffic Control Sub-System (TCS) & Gateway Station Sub-System (GSS).  This network has to be managed by providing management of data of these two sub-systems.  TCS Supports reporting of data in SNMP while GSS does not support but uses proprietary protocol.

Case problems:

problem5)a) How will network data for TCS & GSS be managed? What network management protocol is adopted at Network Management System (NMS)? What protocol is used for TCS network management & GSS network management?

b) What type of network data shall be managed?

c) How will persistence in configuration data of network be ensured?

Computer Network & Security, Computer Science

  • Category:- Computer Network & Security
  • Reference No.:- M93498

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