Course 2277C: Implementing, managing, and maintaining a Microsoft Windows Server 2003 network infrastructure: Network services - Module 3

Module 3 - Resolving names. This module provides you with the knowledge and skills to assign computer names to the IP addresses of the source and destination hosts, and then use the computer name to contact the hosts.
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Course 2277C: Implementing, managing, and maintaining a Microsoft Windows Server 2003 network infrastructure: Network services - Module 3 Module3:ResolvingNames Overview• Multimedia:IntroductiontotheName ResolutionProcess• ViewingNamesonaClient• ConfiguringHostNameResolution• ConfiguringNetBIOSNameResolutionMultimedia:Introductiontothe NameResolutionProcess • Presentationtopic:Overviewofthe nameresolutionprocess • Presentationlearningobjectives includetheabilityto: – Explainwhatahostnameis – ExplainwhataNetBIOSnameis – Describehowthenameresolution processworks Lesson:ViewingNamesonaClient• HowNamesAreMappedtoIPAddresses• WhatAreHostNames?• WhatAreNetBIOSNames?• Practice:ViewingNamesonaClient HowNamesAreMappedtoIP Addresses Name Resolution Service Computer44 1Where is the 192.168.1.2002Computer 44 file? 3 Computer44 WhatAreHostNames? A host name is the DNS name of a device on a network Examples: “.” root FQDN msft server1.contoso.msft. contoso host NameDNS suffix training FQDNserver1.training.contoso.msft. Server1 = 192.168.0.66host Name DNS suffix Server1 = 192.168.0.6 WhatAreNetBIOSNames?A NetBIOS name is 16-character identifierused by NetBIOS services that are runningon a computer NetBIOS 16th Services IP address name characterServer2 00 workstation 192.168.0.39Server2 20 server 192.168.0.39Server2 03 messenger 192.168.0.39 Server2Practice:ViewingNamesonaClient Inthispractice,youwillviewhostnames andNetBIOSnamesonacomputer Lesson:ConfiguringHostName Resolution• HostNameResolutionProcess• ClientResolverCache• HostsFile• Practice:ConfiguringHostNameResolution HostNameResolutionProcess Client NetBIOS Resolver DNS Name Cache WINS BroadcastLmhost File Cache/Hosts File1Salescomputer2 2 192.168.1.35 What is the IP address for Salescomput er2? 3 Salescomputer2 Host name resolution is the process of resolving a host name to an IP address ClientResolverCacheThe client resolver cache stores recently resolvedhost names and host name mappings that areloaded from the Hosts fileComputer1 Resolved host name Hosts File from the DNS serve HostsFile The Hosts file is a static local file that contains mappings for host name-to-IP addresses #Copyright(c)19931999MicrosoftCorp. #Copyright(c)19931999MicrosoftCorp. ## #ThisisasampleHOSTSfileusedbyMicrosoftTCP/IPfor #ThisisasampleHOSTSfileusedbyMicrosoftTCP/IPfor Windows. Windows. ## #ThisfilecontainsthemappingsofIPaddressestohost #ThisfilecontainsthemappingsofIPaddressestohost names.Each names.EachComputer1 #entryshouldbekeptonanindividualline.TheIP #entryshouldbekeptonanindividualline.TheIP addressshould addressshould #beplacedinthefirstcolumnfollowedbythe #beplacedinthefirstcolumnfollowedbythe correspondinghostname. correspondinghostname. #TheIPaddressandthehostnameshouldbeseparatedby #TheIPaddressandthehostnameshouldbeseparatedby atleastone atleastone #space. #space. ## #Additionally,comments(suchasthese)maybeinsertedon #Additionally,comments(suchasthese)maybeinsertedon individual ...