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By
now you have the ability to setup WPA under RADIUS. RADIUS can be setup
under Linux or Windows, or even within your access point.
One of my favorite set of guidelines is COBiT. Currently version 4.1
is available after you register for free. COBiT is something huge, so
the focus will be on some very specific items. All the following questions
are based on the 4.1 Version.
COBiT is business oriented, as it provides a line of thinking that relates
business goals to IT goals, COBiT also provides a guideline for assigning
ownership to each process. At this point we are moving away from the
technical area and into the management process.
- What
is the purpose of COBiT?
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What are the 4 main domains within the COBiT framework?
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Figure 9 on page 14 describes a control model. To what Norms/Standards/objectives
should an access point be compared/evaluated? (This is a
very open ended question; the answers can range from wireless speed
standards to security feature implementations) In our case, and for
the following questions, "process" is now defined as the
interrelationship that can be established between an access point
and a given node.
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Looking at item PO2.3, what would be your scheme to classify the data
that travels through the access point? Hint 1: In these kinds
of questions, detail is the crux of the matter. Hint 2: Keep in mind
that access points are bidirectional devices, and can reveal the inner
workings of the network behind them. (Answer: Due to the legalities
of this, a user can browse through anything, and if something is going
to be recorded, the user has to be warned. Any protocol that is supported
by the browser can travel through the AP, and depending on the type
of AP and setup, it can also broadcast information regarding routing
protocols, VLANs, etc.)
- From
question 4, which items would you consider high risk?
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Looking at PO3.3, how would you establish the process to monitor future
trends and regulations?
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Looking at PO5.3, how would you start the process of coming up with
the budget to implement a RADIUS server to manage 10 AP? From where
can you find current benchmarks that show the load that can be handled
by a RADIUS server?
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Let’s say you have now implemented the RADIUS system. How would
you implement PO7.5? How would you make sure that you have minimized
the dependence upon individuals?
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AI2.6 relates to upgrades. What would be the process to perform any
kind of upgrade on any section of the system (RADIUS server, AP, interconnecting
subsystems, etc,) Hint 1: This relates to question 3.
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Describe/elaborate about the importance of the AI4 process. How can
AI4 be implemented? You can come up with your own scenario,
but it must be feasible and technically accurate.
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