Telecommunications And Networks Learning Objectives Understand the concept of a network. Apply Metcalfe’s law in understanding the value of a network. Identify major developments and trends in the industries‚ technologies‚ and business applications of telecommunications and Internet technologies. Provide examples of the business value of Internet‚ intranet‚ and extranet applications. Learning Objectives Identify the basic components‚ functions‚ and types of telecommunications networks used in
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Ethical-Legal Considerations Identify the ethical/legal violation(s) involved in each of the following scenarios. Provide a rationale for your answer. Scenario 1 A nursing home resident continues to wander into the rooms of other residents. The nursing assistant yells “I’m gonna hit you if you go into one more room today!” Both ethical and legal violation. Scenario 2 A female patient refuses to eat the food that has been served on her breakfast tray. The nursing assistant
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TYPES OF COMPUTER NETWORKS Maninder Kaur professormaninder@gmail.com What is Network? • A network consists of two or more computers that are linked in order to share resources (such as printers and CDs)‚ exchange files‚ or allow electronic communications. • The computers on a network may be linked through cables‚ telephone lines‚ radio waves‚ satellites‚ or infrared light beams. Different Types of Networks • Depending upon the geographical area covered by a network‚ it is classified as: – Local
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BUTTERFLY NETWORK Butterfly network is a network with 2q nodes and q + 1 columns as an unfolded q-cube in order to facilitate the discussion‚ visualization‚ and analysis of hypercube routing algorithms. However‚ a butterfly network can be viewed as a parallel processing architecture in its own right. A butterfly architecture (Fig. A‚ left) has p = 2 q(q + 1) processors of maximum degree d = 4‚ a diameter of 2q = ∪(log p)‚ and a bisection width of ( – 1)2 q+1 + 0(2 q) = ∪(p/log p). A wrapped
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that connects a group of computers (’nodes’ in network terminology) to a token ring local area network. Networking Devices ... Bridges - used to join two network segments together‚ it allows computers on either segment to access resources on the other - can also be used to divide large networks into smaller segments Networking Devices ... Routers - networking devices used to extend or segment networks by forwarding packets from one logical network to another - most often used in large internetworks
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With network security in place‚ your company will experience many business benefits. Your company is protected against business disruption‚ which helps keep employees productive. Network security helps your company meet mandatory regulatory compliance. Because network security helps protect your customers ’ data‚ it reduces the risk of legal action from data theft. Ultimately‚ network security helps protect a business ’s reputation‚ which is one of its most important assets. Network Security
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common network threats and provide solution to protect users from threats‚ hackers and ensures that the data travelling across the networks is safe. Introduction: Computer and network security is a new and fast moving Technology and as such‚ is still being defined and most probably will always be “still defined”. Security incidents are rising at an alarming rate every year [Figure - 1]. As the complexity of the threats increases‚ so do the security measures required to protect networks. Data center
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Introduction If you’ve ever been a network administrator‚ the call you dread the most might be one you receive in the middle of the night by some panicked employee stating that a portion of your critical network has gone down. What troubleshooting options are available to provide answers to your network problem? Besides having a proactive helpdesk that can "read" the mind of your network‚ an important part of troubleshooting involves using a network protocol analyzer. If you’ve done your research
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LAB 7 CONFIGURING NETWORK CONNECTIONS This lab contains the following exercises and activities: Exercise 7.1 Using the Network and Sharing Center Exercise 7.2 Enabling Network Map Exercise 7.3 Manually Configuring TCP/IP Exercise 7.4 Testing Network Connections Lab Challenge 7.1 Using Nslookup.exe SCENARIO You are a Windows 7 technical specialist for Contoso‚ Ltd.‚ a company with workstations in a variety of different environments. The IT director wants to create
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Atomic Bomb. Now the Soviets being our enemies could drop the bomb at any time. So you viewers out there need to be prepared. We are now going to show you three scenarios in how to protect yourself against an Atomic Bombing. Scenario 1 (screens shift from News broadcast to Person cooking in kitchen) Raianne voice over: Scenario 1. You’re preparing dinner in your kitchen when all of a sudden... *Earthquake noise play in background* (Person cooking would run and grab nearest
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