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QUESTION
a) Explain the terms traffic engineering, class-based queuing, shaping and grooming in an MPLS network.
b) Using an example topology, illustrate the label switching procedure in an MPLS network.
c) Using the schematic diagram of the area border router/label switch router shown in Figure below, explain the MPLS forwarding procedure. Include in your explanation the role of the forwarding table, the LSP table, the output queue interfaces and the associated scheduling rules.
1. For this project, assume that an organization has five servers. Server 1 has a TCO of $25,000, Servers 2 and 3 have a TCO of $37,000 each, and the remaining two servers— Servers
Question 1 a) Explain how CSMA/CD works. b) Describe the term "exponential back-off". c) Describe the differences between "circuit switching" and "packet switching". d) Th
Question: (a) Which type of attacker represents the most likely and most damaging risk to your network? (b) What is the basic reason that social engineering attacks succeed?
(a) Describe RSA encryption. (b) For an RSA encryption the values of the primes are: p=29, q=31. select e=11, evaluate the public and private keys. (c) How can RSA be used fo
Question 1 Explain any two types of security policies Question 2 What is security attack? Explain with examples Question 3 Explain different characteristics that i
- Alice, Bob and Charlie have a secret key a=3, b=4, c=5, in that order. - They would like to find a common secret key using Diffie-Hellan key exchange protocol (with g=2, p=5).
Question: a) There are two basic approaches to dealing with errors in the presence of pipelining. One way is Go-Back-N and the other strategy is Selective Repeat. i. Explain
Question (a) A CRC is constructed to generate a 4-bit FCS for an 11-bit message. The divisor polynomial is X 4 + X 3 + 1 (i) Encode the data bit sequence 00111011001 using po
COMPONENTS OF AN INFORMATION SYSTEM The components of an information system are software, data, hardware, people, procedures and Networks. These 6 components are critical to ena
Question: a) Explain what the following intermediate systems are and how they work? i. Repeater ii. Bridge b) A service is formally specified by a set of primitives (op
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