CH11 - Chapter 11: Build a Small Network Introduction to...

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Introduction to Networks v5.1Chapter 11:Build a Small Network
© 2013 Cisco and/or its affiliates. All rights reserved.Cisco Public211.0 Introduction11.1 Network Design11.2 Network Security11.3 Basic Network Performance11.4 Summary
© 2013 Cisco and/or its affiliates. All rights reserved.Cisco Public3Upon completion of this section, you should be able to:Identify the devices used in a small network.Identify the protocols used in a small network.Explain how a small network serves as the basis of larger networks.
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© 2013 Cisco and/or its affiliates. All rights reserved.Cisco Public5Typical Small Business NetworkSmall networks have simple designs.Only a small number of network devices are needed.A small network usually comprises one router, a couple of switches, andthe user PCs.A connection to the Internet is achieved through a single WAN link(commonly either cable or DSL).Most of the managing task is related tomaintaining and troubleshooting existingequipment.The management of a small network isusually done by an employee of a thirdparty company.
© 2013 Cisco and/or its affiliates. All rights reserved.Cisco Public6Factors to consider when choosing a device in addition to those listed inthe graphic include OS features:SecurityQoSVoIPL3 switchingNATDHCP
© 2013 Cisco and/or its affiliates. All rights reserved.Cisco Public7Address space is a crucial component of a network design.All devices connected to the network require an address.The address scheme must be planned, documented, and maintained.Address space documentation can be very useful for troubleshooting.Address documentation is also very important when controlling resourceaccess.
© 2013 Cisco and/or its affiliates. All rights reserved.Cisco Public8Redundancy to a Server FarmA network should reliable by design.Network failures are usually very costly.Redundancy increases reliability byeliminating single points of failure.Network redundancy can be achieved byduplicating network equipment and links.A good example is a network’s link totheInternet or to a server farm.
© 2013 Cisco and/or its affiliates. All rights reserved.Cisco Public9Traffic type and patterns are should also be considered when designinga network.A good network design categorizestraffic according to priority.
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© 2013 Cisco and/or its affiliates. All rights reserved.Cisco Public11Network ApplicationsUsed to communicate over the network.Email clients and web browsers are examples of this type of application.

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Term
Fall
Professor
Tim Stroth
Tags
Chapter 11, IP address, USB flash drive, Internet Control Message Protocol, Cisco Public

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