ITM201
Computer Networks
(For CNM Cases)
Assignment - I
Assignment Code: 2016ITM201A1 Last Date of Submission: 30th April 2016
Maximum Marks: 100
Attempt all the questions. All the questions are compulsory and
carry equal marks.
Section-A
1 What is the difference between ISO and OSI? Explain the
functions of each layer of an OSI model?
2 What are the components of a data communications system?
What is the difference between a port address,
a logical address and a physical
address?
3 Discuss why it is important for organizations to enforce
policies restricting use of employee-owned hardware
and software and unauthorized copies of software
4 Compare and contrast following types of multiplexing:
a) frequency
division multiplexing
b) time
division multiplexing
c) statistical
time division multiplexing
d) wavelength
division multiplexing
Section-B
Case
Study
There is a Mobile Telephony system which comprises
of a 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 Questions:
5. a. How would
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
would persistence in configuration data of network be ensured?
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