Network Topologies • LANs and WANs - Geographical coverage • LANs – A single geographical location‚ such as office building‚ school‚ etc – Typically High speed and cheaper. • WANs – Spans more than one geographical location often connecting separated LANs – Slower – Costly hardware‚ routers‚ dedicated leased lines and complicated implementation procedures. 1 Network Topologies • Topology - Physical and logical network layout – Physical – actual layout of the computer cables and other
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IT 548 Telecommunications & Networking Local Area Networks Hood College Dept. of Computer Science Spring 2013 Layer 2: The Datalink Layer • • 2 Datalink layer provides a reliable communications link between devices. Breaks a data stream into chunks called frames‚ or cells. Three key functions: • error detection • error correction • flow control • • In LANs DL can be broken down into two sub-layers: • media access control (MAC) • logical link control (LLC). • flow and
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Social Network ’s a Social Problem? Social Networking: A Problem for Adolescents Dillon Hackworth Sociology 1010 P06 November 15‚ 2011 Abstract The impact of internet communication on adolescent social development is of considerable importance to health professionals‚ parents‚ and teachers. Online social networking and instant message applications‚ such as those found on Facebook‚ are very popular amongst an era of high-tech youth (Campbell 2011). These utilities facilitate communication for teenagers
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uses of fiber-optic cables Describe the primary types and uses of wireless media Compare and contrast the primary types and uses of different media CHAPTER 8 Network Media Types Network media is the actual path over which an electrical signal travels as it moves from one component to another. This chapter describes the common types of network media‚ including twisted-pair cable‚ coaxial cable‚ fiber-optic cable‚ and wireless. Twisted-Pair Cable Twisted-pair cable is a type of cabling
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4G Wireless Network 4G Wireless Networks: Opportunities and Challenges ABSTRACT Abstract With the major wireless service providers planning to start deployment of 4G wireless networks by mid 2010‚ research and industry communities are racing against time to find solutions for some of the prominent still open issues in 4G networks. The growing interest in 4G networks is driven by the set of new services will be made available for the first time such as accessing the Internet
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center to the store and also within the store. Since transportation can be as much as one-half to two-thirds of the total cost of distributing product it only makes sense to drive is in as many efficiencies into your transportation network as you possibly can. The 1st strategy is to limit the margin that would have to be paid to a third-party providing that service. The 2nd strategy is controlling the fleet my company can control the quality and timing of the service to move the freight
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A Complete Home Network Introduction When establishing a home network it is important that you evaluate the needs you have for all of the users in your household as well as backup options and how we will connect to the network and the security of your network. I will be looking at developing such a network for my home using the given budget of $1‚000 and explain why my choices will meet my networking needs as well as looking to see what changes could be made over time if given a larger budget
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Instructions for successfully completing Packet Tracer iLabs and iLab Reports: 1. Make sure that you understand the objective of the lab(s) and the requirements for successfully performing them. 2. Use this Lab Report template for all of your labs. Do not turn in separate documents for each lab or create your own document! Each lab is easily identified within this document. Note: It is a good idea to read over this template before performing your labs‚ so that you know what to expect
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Network Consultation for DesignIT Bernard Mincey Strayer University Professor: Dr. Ntinglet-Davis CIS 175 (Intro to Networking) 12/13/2014 SCOPE OF WORK The work that will be performed will include the design and installation of a fully switched star network. This includes the installation and setup of all the network devices‚ cabling and interfaces but may be limited to workstations‚ devices‚ servers‚ switches‚ routers‚ racks and all related software. NETWORK SCOPE The proposed network is
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The Social Network (2010) November 15‚ 2011 Directed by David Fincher. Screenplay by Aaron Sorkin. From the book‚ Accidental Billionaires‚ by Ben Mezrich The Social Network is an adaptation of a book about the amazing story behind the rise and rise of Facebook. It is a story of friendship and rivalry‚ with a little conspiracy‚ bad behaviour‚ perhaps betrayal or just plain dirty tricks. You’ll find lots out there about this film including this review from Rex Baylon’s Film Expression which specifically
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