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

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

                                                                (3 Hours)                                      [Total Marks:-100]

1. (a) Explain TCP/IP Protocol suite. [10 Marks]
    (b) Explain different traffic descriptors used in ATM. [5 Marks]
    (c) Explain the naming scheme used in SNMP. [5 Marks]

2. (a) Explain the SONET frame structure. [10 Marks]
    (b) Expalin the functions of ATM adaption layer. Explain in detail AAL1 and AAL2
         layers. [10 Marks]

3. (a) Compare unicast routing protocols OSPF and RIP. Explain RIP in detail. [10 Marks]
    (b) What is RTP? Explain RTP format in detail. [10 Marks]

4. (a) What is SNMP? Expalin SNMP PDU format and messages. [10 Marks]
    (b) What are different multicast routing protocols? Explain DVMRP in detail. [10 Marks]

5. (a) Describe different delay components in communications 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 the working of networking componnet such as Repeaters, Hubs, bridges, switches,
         routers and gateways. [10 Marks] 

7. Write short notes on (any two):- [20 Marks]
    (a) IP over ATM
    (b) Multi Protocol Label Switching (MPLS)
    (c)X.25
    (d) MIB