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Based
on the article by Elmeleegy et al. (2007), why have some researchers
recommended redesigning the Ethernet networking technology from the ground up?
Why do the authors propose a new solution?
Saturday, 10 August 2013
NTC 360Week 1 Discussion Question 2
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What
are some considerations an organization should look at when moving from a
traditional phone system to VoIP? Explain the impact on an organization when
using VoIP.
NTC 360 Week 2 Discussion Question 1
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Based
on the Shacham et al. (2007) article, what are the advantages of using optical
(photonic) communications in future chip multiprocessors (CMP)? What are the
two inherent limitations of photonic networks that electronic computing can
solve? What is the size or scale of the components being discussed?
NTC 360 Week 2 Discussion Question 2
NTC 360 Week2 Individual Telecommunication Systems
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Prepare a 2- to
3-page paper describing the telecommunication systems used at your workplace.
Use short
answers to explain the difference between:
Rotary and Dual Tone Multi-frequency (DTMF)
Wide Area Telecommunications Service (WATS) and leased lines
Private Branch eXchange (PBX) and Centrex
NTC 360 Week 3 Discussion Question 1
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Based
on the Beliles and Twinam (2008) article, what role does an Ethernet layer 2
switch play in virtual local-area networks (VLAN)? How can an Ethernet layer 2
switch be used to implement physical and data security policies? How does
protecting a VLAN switch in a secure physical location prevent tampering?
NTC 360 Week 3 Discussion Question 2
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What
impact does network congestion have on productivity?
NTC 360 Week 3 Individual short answer
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Use short
answers to explain the difference between:
Synchronous and asynchronous
Analog and digital
XON and XOFF
Simplex and duplex
Serial and parallel transmission
Serial Line Internet Protocol (SLIP) and Point-to-Point Protocol (PPP)
Hypertext Transfer Protocol (HTTP) and File Transfer Protocol (FTP)
Transmission Control Protocol (TCP) and Internet Protocol (IP)
NTC 360 Week 3 Learning Team Instructions
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Network protocols
o
Identify protocols.
o
Provide rationale for the adoption of existing protocols.
o
Explain advantages and disadvantages of protocols.
o
Present recommendations and benefits.
NTC 360 Week 4 Discussion Question 1
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Based
on the Nicholaisen (2007) article, what are the concerns with the current OSI
model design? Why is the Clean Slate Internet Project important to lower the
impact of Internet organized crime?
NTC 360 Week 4 Discussion Question 2
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What are some of the reasons an organization might
consider using a Wireless LAN?
What type of security issues need to be considered when
implementing a Wireless LAN?
NTC 360 Week 4 Individual Short answer
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Use short
answers to explain the difference (including the advantages and disadvantages
of) between:
Mesh, Bus, Ring and Star topologies
Ethernet, Token Ring, FIDDI and wireless
Use a short
answer to explain at what levels of the OSI model TCP/IP functions.
NTC 360 Week 4 Learning Team Instructions
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Continue working on Service Request.
Network topologies
o
Identify topologies in use.
o
Explain advantages and disadvantages of different topologies.
o
Consider combining topologies.
o
Present recommendations and benefits.
Switching
o
Identify places in the networks where switching currently exists or would be
beneficial.
o
Explain advantages and disadvantages.
o
Present recommendations and benefits.
NTC 360 Week 5 Discussion Question 1
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Based
on the Greiner (2010) article, in addition to traditional technical security
tools, some of the network security best practices are non-technical and relate
to physical security and employees. Name three of these practices and
explain how your organization meets or falls short on the practices identified.
NTC 360 Week 5 Discussion Question 2
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What are some things we need to evaluate
when protecting our network?
NTC 360 Week 5 Learning Team Service Request Project
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tutorials visit
Complete work on Service Request.
·
Network Security
o
Identify current security efforts.
o
Identify security needs.
o
Explain advantages and disadvantages of various security approaches.
o
Present recommendations and benefits.
Prepare and submit a 10- to 12-page paper.
NTC 360 week5 Learning Team Service Request Presentation
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Prepare and submit
a Microsoft® PowerPoint® presentation.
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