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Computer-Communication Networks

OSI reference model and TCP/IP protocol architecture

Details: Describe the OSI reference model and TCP/IP protocol architecture. Discuss the similarities and differences between them. What is the importance of using a layered model? Differentiate between a confirmed service and a nonconfirmed service with respect to service primitives. Objective: Describe protocols at the diffe

Local Area Networks

Read the scenario in question 6. Select your answer, then discuss the type of protocol you would use in this situation. Give an argument about why you feel it would be the best solution. 6. Your company has a network that contains several NetWare 4.11 servers and uses IPX as the routing protocol. Each of the network segme

Application and Features of Bluetooth

Explain the application and features of one of the following: Wi-Fi®, WiMax, ZigBee?, or Bluetooth®. Why is there a need for these different wireless technologies?

WLAN - Imagine you are a wireless network contractor

Can someone break this down for me please? Imagine you are a wireless network contractor and you are meeting with a potential client over lunch to discuss the possibility of setting up a wireless network in the client's building. She mentions that she has heard of the OSI model but does not fully understand it and asks you to

UNIX and the Internet

1. 2-3 sentences, define each of the following terms as they relate to UNIX and the Internet: a) Port b) Client c) IP address d) Server e) Protocol f) Nslookup g) Usenet h) Traceroute i) lynx j) ftp 2. What is the importance and/or use of the program Telnet? 3. My co-worker Mark and I both regularly

Importance of TCP/IP

In about three-four paragraphs I need to discuss the importance of the common protocol (TCP/IP) on the ability to support kiosk and laptop/PDA users, and how other future communication needs may or may not continue this dependence.

OSI Model

Research the OSI Model (7 layers). List and describe each layer of the OSI model. What is the purpose of the OSI model. Research the TCP/IP Architecture (4 layers). List and describe each layer. *Look in the RFCs. (Request for Comments) Describe and explain the similarities and differences between the OSI model and the TC

Advantages/Disadvantages of Email

What are the advantages and disadvantages of email communication, or what if the email system went down in a major company. how would this impact productivity? Do companies rely on heavily on electronic communication today. What are the advantages of networked computers? What are the disadvantages and the characteristics be

Information Systems & Telecommunications Questions

? When an organization needs to use two or more computer systems, one of three basic processing strategies may be followed: Centralized Decentralized Distributed ? Feasibility analysis is typically done during the investigation stage of systems development. ? The Internet protocol enables traff

System design

You have been contacted by Becca, the owner of a local coffee house, who is interested in offering Internet access to her customers. The coffee house has an area of 400 square feet, consists of two rooms and a coffee bar, and is already wired for phone service but not for cable. Becca would like to offer five computer stations,

A 1-2 page paper on the OSI and TCP/IP reference models.

This is meant as a discussion topic...this is not an essay. Describe the OSI and TCP/IP reference models. Explain the similarities and differences between them. Discuss how the layered stack approach assists in our understanding of these reference models.

Need some help in securing a VPN solution using IPSec

VaryNet Inc. wants to create four separate offices across the globe. They want to be able to connect these offices over the Internet, and they want to make sure that each network is available to each other, i.e., they want the routing information of all four networks to be available at each site, so that any employee can go to a

2 Personal Opinions

#1 Write 4 sentences as to how you feel: I feel that some regulations must be enforced and required to protect family values. Furthermore, I believe that government and ISP companies should collaborate to determine what restrictions should be imposed. The USA Government has enacted two Federal laws intended to censor offensiv