Planning A Microsoft Windows Server 2003 Network Chapter 03

Planning A Microsoft Windows Server 2003 Network Chapter 03...

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Unformatted text preview: 70-293: MCSE Guide to Planning a Microsoft Windows Server 2003 NetworkChapter 3: Planning Network Data Flow70-293: MCSE Guide to Planning a Microsoft W2ObjectivesDescribe the three types of network trafficUnderstand unique characteristics of EthernetUse physical components of a network to control data flowMonitor network performanceOptimize network settingsUse network troubleshooting utilities70-293: MCSE Guide to Planning a Microsoft W3Types of Network TrafficNetwork traffic is defined as packets of data sent on the networkThree types of IPv4 packets:UnicastBroadcastMulticast70-293: MCSE Guide to Planning a Microsoft W4Unicast PacketsA unicast packet is addressed to a single computerThe destination IP address in a unicast packet is a Class A, B, or C IP addressThis type of traffic can communicate on the Internet and perform file and printer sharing in the network70-293: MCSE Guide to Planning a Microsoft W5Broadcast PacketsLocal broadcasts are used by applications to announce status and ensure that all interested hosts are informedBroadcast packets are inefficient because they are processed by all hosts on a subnetOn a busy host this may reduce performance levels70-293: MCSE Guide to Planning a Microsoft W6Activity 3-1: Analyzing a BroadcastThe purpose of this activity is to view the contents of a broadcast packet70-293: MCSE Guide to Planning a Microsoft W7Multicast PacketsMulticast packets are addressed to a group of computers using a Class D IP addressMulticast packets are an improvement over broadcast packets because multicast packets are processed by all hosts up to only the Internet layer rather than up to the Application layerThis reduces the processing load on busy hosts 70-293: MCSE Guide to Planning a Microsoft W8EthernetEthernet is the most common network technology used for LAN connectivity Popularity of Ethernet is due to its high performance and low priceThree important Ethernet concepts are:CollisionsCollision domainsTransmission modes70-293: MCSE Guide to Planning a Microsoft W9CollisionsIf two computers happen to transmit information on the network at the same time, then a collision resultsEthernet uses Carrier Sense Multiple Access/Collision Detection (CSMA/CD) as the access method to determine which computer is allowed to send data on the network and whenWhen a collision occurs, the two computers that are transmitting data stop and wait for a random period of time before resending70-293: MCSE Guide to Planning a Microsoft W10Transmission ModesA transmission mode is how data is sent on the networkEthernet networks are capable of transmitting at:Half-duplex modecan send data or receive data, but cannot do both at the same timeFull-duplex modecan transmit and receive information at the same time70-293: MCSE Guide to Planning a Microsoft W11Activity 3-2: Viewing Ethernet SettingsThe purpose of this activity is to view various Ethernet settings 70-293: MCSE Guide to Planning a Microsoft W...
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This note was uploaded on 01/18/2010 for the course CET 2792 taught by Professor Georgewaynerausch during the Spring '09 term at Valencia.

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Planning A Microsoft Windows Server 2003 Network Chapter 03...

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