LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – COMPUTER SC.

THIRD SEMESTER – APRIL 2012

CS 3813 – TCP/IP PROTOCOL

 

 

Date : 24-04-2012             Dept. No.                                        Max. : 100 Marks

Time : 1:00 – 4:00

 

                                          SECTION-A

 

ANSWER ALL THE QUESTIONS:                                                                                 (10 X 2 = 20)

 

1. What is the key function of RARP?
2. Define subnetting.
3. Name any one debugging tool and mention its usage.
4. What are the ICMP error reporting messages?
5. Enumerate the UDP operations.
6. Define Process to Process communication.
7. Write down the significance of SI in SCTP.
8. Draw the format of an ACK chunk.
9. Differentiate FTP and TFTP.
10. What are cookies?

 

SECTION-B

 

ANSWER ALL THE QUESTIONS:                                                                                  (5 X 8 =40)

 

    11. a) Explain about the different fields in a routing table with its purpose.                                                         (OR)

1. b) Discuss in brief about ARP and draw its packet format.

 

12. a) Explain checksum with respect to IP datagram.

(OR)

1. b) Discuss in brief the ICMP query messages with its usage.

 

13. a) Explain in detail the error control in TCP.

(OR)

1. b) Discuss in brief about the flow control in TCP and its significance.

 

14. a) Draw the State Transition Diagram of SCTP and explain the scenario of

simultaneous open.

(OR)

1. b) Draw the common layout of a chunk and explain any 3 chunks in detail.
2. a) Discuss in brief about the management components of SNMP.

(OR)

1. b) Explain briefly the following:

(i) HTTP                      (ii) CGI

 

 

 

SECTION-C

 

ANSWER ANY TWO QUESTIONS:                                                                                (2 X 20 = 40)

 

16. (a) Draw the TCP/IP protocol stack and explain all the layers and its protocols. (10)

(b) Discuss in brief about the IGMP Package.                                                      (10)

 

 

17. (a) Explain the process of controlling congestion in TCP.             (10)

(b) Elaborate the steps involved in 4 way handshaking in SCTP with a neat diagram. (10)

 

 

18. (a) Elaborate the significance and usage of SMTP.                                              (10)

(b) Discuss about the flow control in SCTP with a neat diagram.                        (10)

 

 

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

M.Sc. DEGREE EXAMINATION – COMPUTER SC.

THIRD SEMESTER – NOVEMBER 2012

CS 3813 – TCP/IP PROTOCOL

 

 

Date : 03/11/2012            Dept. No.                                        Max. : 100 Marks

Time : 9:00 – 12:00

 

 

Section – A 

      Answer all Questions:                                                                                         (10 X 2 == 20 Marks)

 

1. Define Internetworking Protocol
2. What do you mean by Unicast and Multicast?
3. Define Fragmentation.
4. What is the use of Output Queue in IP Package?
5. What do you mean by connectionless service in UDP?
6. Define Segment.
7. Define Multiple Stream in SCTP.
8. What is SSN?
9. Define SNMP.
10. What is HTTP?

 

 

 

Section – B 

      Answer all Questions:                                                                                            (5 X 8 == 40 Marks)

 

11  a) Explain in brief about subnetting.

Or

1. b) List out the importance of  all the fields in a RARP Packet.

 

12  a)          Write about the IGMP message types.

Or

1. b) Write in brief about the Option Field in the Datagram

 

• a) Write about the Silly Window Syndrome.

Or

1. b) With the neat sketch explain in brief the User Datagram format.

 

 

 

 

 

• a) Write the services offered by SCTP.

Or

1. b) Compare between TCP segment and a SCTP Packet

 

15 a) Write about the Five  types of  TFTP  messages.

Or

1. b) Explain in brief about the two FTP connections.

 

Section – C 

      Answer any TWO Questions:                                                                            (2 X 20 == 40 Marks)

 

 

• a) Explain in detail about forwarding of IP packets with classful and

Classless addressing.

1. b) Describe about the Checksum calculation in IP

 

• a) Explain in detail about Congestion control in

1. b) Explain how the Error Control Mechanism is done in SCTP.

 

 

• a) Explain in detail the phases of mail message transfer in SMTP.

1. b) Explain the structure of a Router with a diagram.

 

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