LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.Sc. DEGREE EXAMINATION – COMPUTER SCIENCE
THIRD SEMESTER – NOVEMBER 2010
CS 3813 – TCP/IP PROTOCOL
Date : 01-11-10 Dept. No. Max. : 100 Marks
Time : 9:00 – 12:00
SECTION-A
ANSWER ALL THE QUESTIONS: (10 X 2 = 20)
- State the significance of RARP.
- Find the class of the following address and also convert it into binary notation.
227.12.14.87
- Mention the usage of traceroute.
- Draw the IP Datagram format.
- What is a well known port number?
- Define Connection Oriented Service.
- Write down the best features of TCP.
- What is a SCTP association?
- List out the steps involved in control connection in FTP.
- Illustrate the Sorcerer’s Apprentice Bug with an example.
SECTION-B
ANSWER ALL THE QUESTIONS: (5 X 8 =40)
11. a) Explain about the different forwarding techniques of IP Packets.
(OR)
b) Mention and explain the salient features of ARP with its packet format.
- a) Explain about the checksum calculation in IP.
(OR)
- b) Discuss in brief the ICMP Query messages.
- a) Draw the format of a TCP Segment and explain its fields.
(OR)
- b) What is Congestion Control and highlight the points related to Congestion control in TCP.
- a) Draw the State Transition Diagram of SCTP and explain the scenario of simultaneous close.
(OR)
- b) Explain the concept of Error control in SCTP with examples.
..2..
- a) Discuss in brief about the types of TFTP messages.
(OR)
- b) Explain briefly the following:
(i) HTML (ii) CGI
SECTION-C
ANSWER ANY TWO QUESTIONS: (2 X 20 = 40)
- (a) Distinguish Subnetting and Supernetting. (4)
(b) Discuss in brief about the different methods of delivery of IP packets. (6)
(c) Explain the structure of a router with special focus on Banyan switch. (10)
- (a) Explain the IGMP Package with a neat diagram. (10)
(b) Discuss in detail about the TCP connection with a neat diagram. (10)
- (a) Draw the common layout of a chunk. (3)
(b) Explain the SCTP features and services. (7)
(c) Write the importance and purpose of the following: (5) + (5)
(i) SNMP (ii) MIME