Anna University Trichy 2011-8th Sem B.E Computer Science and Engineering ./B.Tech ,IL/ CS1451 NETWORK PROTOCOLS (REGULATION 2007) - Question Paper

H 0008
B.E/B.Tech.DEGREE EXAMINATION,APRIL/MAY 2011

8th SEMESTER

COMPUTER SCIENCE AND ENGINEERING

CS1451 NETWORK PROTOCOLS

(REGULATION 2007)

Time: 3 hours Maximum : 100 marks

ans ALL ques.

PART A-(10*2=20 marks)

1. List down any 4 core functions of LAPF of frame relay networks.

2. What is reference point in ISDN and list them?

3. How does an NNI differ from UNI?

4. elaborate the main difference ranging from AAL1 and AAL2?

5. Compare the public and private key encryption with respect to its best use and speed?

6. elaborate the characteristics of a good encryption algorithm?

7. List the major components of SNMP architecture.

8. How to determine whether a device is acting as a host or as a router using an SNMP command?

9. elaborate the challenges of network management?

10. List the advantages of SNMPv3 over its predecessors.


PART B-(5*16=80 marks)

11.(a) discuss the approaches for frame relay connection and connection control protocols. (10)

(b) explain the architecture of frame relay protocol. (6)

Or

12.(a) explain in detail the architecture of ISDN network. (10)

(b) discuss the ISDN connection kinds and connection setup procedure. (6)

13.(a) What is cell delineation and discuss with a state diagram? (6)

(b) discuss the AAL service classifications and AAL protocols in detail. (10)

Or

14.(a) explain about 2 congestion control algorithm of ATM. (10)

(b) discuss the different ATM service categories. (6)

15. (a) Write and discuss the RSA algorithm. (6)

(b) Using RSA algorithm encryot p=7,q=11,e=17,p=25. obtain the d and decrypt the ciphertet. (10)

or

16. explain the subsequent with respect to scope of applicability and their relative location on TCP/IP stack. (4+4+4+4)

(a) SSL.

(b) IPSEC.

(c) PGP.

(d) TSL.

17. (a) explain the network management function model in detail. (8)

(b) define the structure of MIB in detail. (8)

or
18. (a) List and discuss the activities of network monitoring and control. (8)

(b) explain in detail the implementation problems of network management. (8)

19. (a) explain in detail the SNMPv2 architecture. (10)

(b) discuss any 3 SNMPv2 operations to monitor the active devices. (6)

or

20. Write short notes on the following:

(a) RMON. (4)

(b) CMIP. (4)

(c) RMON MIB Groups. (4)

(d) Network management standards. (4)

Earning:   Approval pending.