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Question:
(a) With the help of a diagram, describe a typical DNS system.
(b) Using signal sequence or state transition diagrams, illustrate the following scenarios:
i. TCP connection set-up ii. Cumulative Acknowledgement (Given that Seq = 152, Data=8 bytes and 16 bytes) iii. Termination of a connection
(c) Describe the mechanism that is used to perform flow control in TCP.
(d) State the 3 major entities that consists the Electronic Mail system.
(e) For the network below (link costs shown), use the Link State algorithm (Dijkstra) to calculate the least cost route from C to all other nodes.
a) Consider a hypothetical arrangement of ‘self-learning' bridges shown in the figure below. Assuming all are initially empty, give the forwarding tables for each of the bridges B
What are the various security measures A matter of prime concern to companies is the overheads in the form of huge investment on extra hardware and software. It is quite possi
Write the steps to configure DHCP?
Which layers are network support layers? a. Physical Layer b. Data link Layer and c. Network Layers
Types of VTs There are several option for payload are actually mapped into the VT. Locked mode VTs bypass the pointers with a fixed byte oriented mapping of limited flexi
Recognize the two items that TCP and UDP share in common? Ans) TCP and UPD are both layer 4 Transport protocols and both use port number to recognize upper level applications.
Question: a) (i) Describe the entire process of credit card processing, identifying the different steps and parties involved. (ii) What are the roles of the acquiring ban
Mesh : This is two dimensional networks. In this all processing elements are organised in a two dimensional grid. The processor in the row i and column j are indicated by PE i .
A logic gate drives a load, which has a resistance of 1 kÙ and a capacitance of 20 pF. The printed circuit track connecting the gate to its load has an 40 pF capacitance to ground.
Security models by giving striking analogies to the real world A classical case study: (With due acknowledgements to the security exponent who proposed this theory.) He has c
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