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Question:
a) Show the shortest form of the following IPv6 address: 2340:0000:0000:000F:7000:119A:A001:0000
b) The IPv6 header includes a Class field and a Flow ID field. Briefly describe the purposes of these fields. c) Name the strategies devised by IETF, for the transition from IPv4 to IPv6.
d) What are general problems of mobile IP regarding security and support of quality of service?
e) Name the inefficiencies of mobile IP regarding data forwarding from a correspondent node to a mobile node. What are optimizations and what additional problems do they cause?
Briefly write functionalities of different OSI layers? The OSI Reference Model includes seven layers. Basic functionality of each of them is as follows: 1. Physical Layer:
What is Sliding Window? The sliding window is an abstract method that explains the range of sequence numbers that is the concern of the sender and receiver. In other words, he
Can you give an overview of the components in IPSec?
Each link layer process will have two connections: one "up" to the appropriate IP layer process, and one "sideways" to the link layer process on the simulated machine at the other
Question: a) Explain briefly three typical network topologies giving one advantage and one disadvantage of each topology. Explain the three topologies with appropriate diagrams
REPEATERS: Repeaters are needed when copper wire communication is takes place. According to the fact that electrical signal goes weaker while travelling over copper lines. A
Error detection and correction The digital traffic stream of second generation systems also lends itself to the use of error detection and correction methods. The result can be
Fat tree It is a modified version of the tree network. In this group the bandwidth of edge (or the connecting wire among nodes) increases towards the root. It is a more practic
what is the history behind n.s.t.i.s.s.c
Reliable data transfer over a channel bit error rdt : 20 A more realist model of the underlying channel is one in which bits in packet may be computed. Such bit erro
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