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UCSC ISM 158 - Understanding Internetworking Infrastructure

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Understanding Internetworking InfrastructureAnnouncementsBusiness Plan ProjectOptionsOption 1: Your own startup ideaOption 2: One-number voice communicationOption 3: Campus Transportation Management SystemBusiness Plan should includeEstimatesDue date(s)Today: Understanding Network InfrastructureKey trendsChallengesFig. 5.1 Moore’s Law1980’s1990’sFig 5.2 Evolution of Corporate IT InfrastructureFig 5.3 Metcalfe’s LawFig 5.4 Bandwidth ExplosionComponents of Internetworking InfrastructureTable 5.1: Fundamental components of internetworking infrastructureNetworksFig 5.5 LANFig 5.6 WANProcessing SystemsFig 5.7 Servers in typical E-commerce configurationFacilitiesFig 5.8 Modern Data CenterQuestions, Break, PresentationDiscussionOperational Characteristics if InternetworkingTable 5.2: Measuring Network BandwidthTable 5.3: Communication Technology, Bandwidths and User GroupsBusiness ImplicationsThreatsTable 5.4: Denial of Service AttacksNew service modelsDiscussion: OutsourcingCase ThursdayOffice hours todayUnderstanding Internetworking Infrastructure2Announcements•Business Analysis Proposal due Tuesday next week•Business Plan explained today3Business Plan Project•The objective of this project is to put together a business plan that sets out the strategic direction for a company utilizing information technology. •The two primary objectives are:–To make realistic projections of opportunities and risks–To present these in a compelling way that would attract funding and support from the organization4Options•Option 1:–Choose your own•Option 2–One-number dialing solution•Option 3–Campus transportation network5Option 1: Your own startup idea•Be creative, use this opportunity to explore an idea you have•Focus on document you would present to venture capitalist6Option 2: One-number voice communication•You have developed software to integrate all of the voice connections in someone’s life– home phone– work phone–mobile phone–online voice account–Other?•Each user can set the system to recognize where you are, and one integrated voicemail system consolidates messages in one location. •Business plan should include–Product release strategy–Target market segments –Potential revenue and costs –Risks –Alternative potential fee structures, and which you anticipate would be the most attractive7Option 3: Campus Transportation Management System•You have been assigned by the director of operations for TAPS on campus to run a more cost-effective, efficient bus service. •You have developed a system where the current combination of city buses and campus transport would be enhanced by–Detailed forecasting of demand as well as –Online response to fluctuations. –(For example, •this could involve a less structured timetable, and more back-up capacity. •by installing cameras at each bus stop to monitor how many people are waiting, the manager could send extra buses in response to high demand.•Create a business plan of –how a program like this could be released, –including the technology requirements and costs. –Pay attention to risks to the existing infrastructure including what partnerships would need to be entered into.8Business Plan should include •Executive Summary–Less than a page overview of the idea•Customer Need and Business Opportunity–An argument for the potential of the product or idea•Business Strategy and Key Milestones–Plan a timeline over about five years•Marketing Plan–Who is the intended customer?–How will you convince them to adopt the product?•Operations Plan–What is needed to pull this off?•Management and Key Personnel–How many people–How will the organization be structured, and what changes are needed?–Give brief profiles of key individuals•Financial Projections9Estimates•You are not expected to know exact numbers for costs etc. but the estimates should be realistic. •Use charts and tables wherever appropriate. Venture capitalists and CEO’s do not like to do more work than they have to in evaluating.10Due date(s)•Project Due date: May 24•Optional Early Draft: May 15 (for instructor feedback)11Today: Understanding Network Infrastructure•Module 2 of text•’75% of all IT dollars to go Infrastructure. Isn’t it time you learned what it is?’ –IBM ad campaign12Key trends•More reliance on IT infrastructure•New services•Distributed Processing•New business models13Challenges•Poor IT decisions lead to–Products with insufficient support–Relying on outdated protocols/systems•Technology / management divide–Who makes decisions?14Fig. 5.1 Moore’s Law151980’s•PC released•People moved jobs to computers•No longer needed staff for computing/data processing•LANs allowed people to share files, printers etc.•IT services provided over distributed servers161990’s•Internet boom•TCP/IP provided robust standard for messages between all computers on web•Network resources available to individuals17Fig 5.2 Evolution of Corporate IT Infrastructure18Fig 5.3 Metcalfe’s Law“The usefulness of a network increases with the square of the number of users connected to the network”19Fig 5.4 Bandwidth ExplosionGrowth faster than computer chips20Components of Internetworking Infrastructure•Network–Hardware/software that permit exchange of information between processing units and organizations•Processing Systems–Hardware/software providing ability to handle business transactions•Facilities–Physical systems that house and protect devices•Trend: Increasing freedom to manage resources•See table 5.121Table 5.1: Fundamental components of internetworking infrastructure22Networks•Local Area Networks (LANs)•Hubs, switches, wireless access points, network adapters•Wide Area networks (WANs)•Routers•Firewalls, Security Systems•Caching, Content Acceleration23Fig 5.5 LAN24Fig 5.6 WAN25Processing Systems•Client Devices and Systems•Server Devices and Systems•Mainframe Devices and Systems•Middleware•Infrastructure Management Systems•Business Applications26Fig 5.7 Servers in typical E-commerce configuration27Facilities•Buildings, physical space•Network Conduits, connections•Power•Environmental Controls•Security28Fig 5.8 Modern Data Center29Questions, Break, Presentation30Discussion•How much does a typical manager understand of computing networks?•What educational opportunities are there?31Operational


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UCSC ISM 158 - Understanding Internetworking Infrastructure

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