ADVANCE COMPUTER NETWORKS (ACN) DECEMBER 2011 COMPUTER SCIENCE SEMESTER 6

ADVANCE COMPUTER NETWORKS (ACN) DECEMBER 2011 COMPUTER SCIENCE SEMESTER 6

                                                              (3 Hours)                                 [Total Marks:-100]

1. (a) Compare TCP/IP protocol suite and ISO/OSI protocol suite. [5 Marks]

    (b) Explain Packet filtering and Layer 7 Filtering. [5 Marks]

    (c) Explain the naming scheme used in SNMP. [5 Marks]
    (d) Discuss the functions of SONET layers. [5 Marks]

2. (a) Explain the functions of ATM adaptation layer. Explain in detail AAL1 and AAL2
         layers. [10 Marks]
    (b) What is socket programming? Write c++/Java code for client server program using
           connection oriented protocol. [10 Marks]

3. (a) Compare unicast routing Protocols OSPF and RIP. Explain RIP in detail. [10 Marks]
    (b) What are Multicast Routing Protocols? Explain DVMRP in detail. [10 Marks]

4. (a) What is SNMP? Explain SNMP PDU format and messages. [10 Marks]
    (b) What is RTP? Explain RTP format in detail. [10 Marks]

5. (a) Descibe different delay components in communication network. [10 Marks]
    (b) Explain different QOS parameters in case of ATM. [10 Marks]

6. (a) Explain network address Translation. Discuss SNAT and DNAT. [10 Marks]
    (b) Explain H.323 standard in detail. [10 Marks]

7. Write short notes on(any two):- [20 Marks]
    (a) IP Multicasting.
    (b) Traffic Descriptors used in ATM.
    (c) X.25
    (d) Storage Area Network(SAN).