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Question
(a) Draw a typical hybrid star-ring topology paying attention to how the clients and switching hubs are connected.
(b) State 3 main differences between a router and a layer 2 switch.
(c) (i) List the four functional areas of Network Management. (ii) What are the two parameters monitored by a Network Management System?
(d) Explain the Building Block Design process.
(e) In terms of Performance, assuming a network with an MTBF of 2000 Hours and MTTR of 12 Hours:
(i) What do you understand by MTTR? (ii) Calculate the percentage Availability of the network. (iii) Calculate the percentage Reliability of such a network over a one-year period. (iv) What does this Reliability value mean?
(f) List the three different Management Information Base System (MIBS) modules available, giving a brief description of each.
(g) (i) Name the two methods by which a Network Management System can obtain information from SNMP?
(ii) Name three pieces of information that is included in a SNMP Trap?
Encryption Key Size When using ciphers, the size of crypto variable or key is quite important as the strength of many encryption applications and cryptosystems were measured by
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What are Transmission Impairments? Explain the following concepts with respect to Transmission Impairments a) Attenuation b) Delay Distortion c) Noise ion #Minimum 100 words ac
How to find an ip address?
POINT-TO-POINT: In Point-to-Point topology there are two kind of topologies. 1) STAR topology 2) TREE topology In star topology each and every computer is connect
Question: (a) What do you understand by the term "integrity"? (b) Which type of attack denies authorized users access to network resources? (c) You have discovered tha
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hi have a look and tell me if u can do it. if u can do Q1then i will allow u to do Q2
SECURING THE COMPONENTS Computer can be subject of an attack or the object of an attack. When subject of an attack, computer is used as lively tool to conduct attack. The figure
#Under what circumstances would the use of a SecSDLC be more appropriate than an SDLC?
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