Planning A Microsoft Windows Server 2003 Network Chapter 02

Planning A Microsoft Windows Server 2003 Network Chapter 02...

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Unformatted text preview: 70-293: MCSE Guide to Planning a Microsoft Windows Server 2003 NetworkChapter 2: TCP/IP Architecture70-293: MCSE Guide to Planning a Microsoft 2ObjectivesUnderstand TCP/IP addressingDescribe the overall architecture of TCP/IPDescribe Application layer protocolsDiscuss Transport layer protocolsUnderstand the role of various Internet layer protocols, including IP,ICMP, and ARPUnderstand Network Interface layer protocols70-293: MCSE Guide to Planning a Microsoft 3Introduction To TCP/IPTransmission Control Protocol/Internet Protocol (TCP/IP)Most commonly used network protocol suite todayWide vendor supportOpen protocolProvides access to Internet servicesWindows Server 2003Can use several protocols Many of its main features require the use of TCP/IP70-293: MCSE Guide to Planning a Microsoft 4Activity 2-1: Repairing a Network ConnectionThe purpose of this activity is to repair a connection that has a corrupt TCP/IP configuration70-293: MCSE Guide to Planning a Microsoft 5IP AddressesAn IP address, like a mailing address for a house, is uniqueAn IP addresses has four numbers, each called an octet, that are separated by periodsEach octet in an IP address represents eight bits of informationA full IP address of four octets is 32 bits long70-293: MCSE Guide to Planning a Microsoft 6IP Addresses (continued)An example of an IP address is 192.168.5.66An IP address is composed of two parts: the network ID and the host IDThe network ID represents the network on which the computer is locatedThe host ID represents the individual computer on a network70-293: MCSE Guide to Planning a Microsoft 7Subnet MasksA subnet mask defines which part of its IP address is the network ID and which part is the host IDSubnet masks are composed of four octets just like an IP address Wherever there is a 255 in the subnet mask, that octet is part of the network IDWherever there is a 0 in the subnet mask, that octet is part of the host ID70-293: MCSE Guide to Planning a Microsoft 8Subnet Masks (continued)A computer uses its subnet mask to determineWhich network it is onWhether other computers are on the same network or a different networkIf two computers on the same network are communicating, then they can deliver packets directly to each otherIf two computers are on different networks, they must use a router to communicate70-293: MCSE Guide to Planning a Microsoft 9Subnet Masks (continued)70-293: MCSE Guide to Planning a Microsoft 10Default GatewayDefault gateway is another term for routerIf a computer does not know how to deliver a packet, it gives the packet to the default gateway to deliverRouters can distinguish multiple networks and how to move packets between themRouters can also figure out the best path to use to move a packet between different networks70-293: MCSE Guide to Planning a Microsoft 11Activity 2-2: Viewing IP Address ConfigurationThe purpose of this activity is to view the current IP address settings on a server70-293: MCSE Guide to Planning a Microsoft...
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Planning A Microsoft Windows Server 2003 Network Chapter 02...

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