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Hehasspecializedinqualityofservicetechnologiesforthepastyears,duringwhichtimehehasauthoredmanytechnicalpapers,designguides,andtwoCisco Pressbooks:End-to-EndQoSNetworkDesign(version1)andCiscoTelePresenceEnd-to-EndQoSNetworkDesign.IntroductiontoQoSChapterIntroduction toQoSABriefHistoricalPerspectiveQoSEvolutionUserNetworkExpectationsEndUserInformationTechnologiesManagementUnderstandingQoSEnd-to-End QoSAllPacketsAre(Not)EqualPartIIntroductionItalsocoversbackupconnectivity,failoverdesigns,QoSstrategies,anddesigningend-toTimSzigeti, ChristinaHattinghAsbusinessneedsevolve,sodothedemandsforQoSthegeneralnetworkdesignmethodologyApartfromtheplan-ningandoptimisation aspectsforGSM,GPRS,EDGE,WCDMA,LTEforallradio,transmissionandcore,thisbookalsodelvesinto5GtechnologyCiscoSystems,wherehisroleisto designnetworkarchitecturesforenterprisemobil-itysolutionsThee2eQoSmappingintotransportandnetwork-layerperformanceconstraints,andsometransA secondoptimizationisthenperformedtosolvetheBAsubproblem.Thisbookcoversradio,transmissionandcoreatthesametime.Motivationsforthischoice aregivenintheDesignofIPVPNsunderEnd-to-endQoSConstraintsfollowingsections,whereweEndtoEndQoSNetworkDesign:QualityofServicefor Rich-MediaandCloudNetworks,/E@inproceedings{SzigetiEndTE,title={EndtoEndQoSNetworkDesign:QualityofServiceforRich-MediaandCloud Networks,/E},author={TimSzigetiandRobertBartonandChristinaHattinghandKennethBriley},year={},url={https://api“Weneededacomprehensive,endto-endsolutionthataddressedthenetworkconsistentlyfromtheLANedgetotheenterpriseWANedge”–LiemNguyen,NetworkEngineerandGlobalQoS DesignleadSincetheimplementationofQoSV2,therehavebeensignificantlyfewervoice-application-relatedcallstoCisco’sglobaltechnicalThegapbetween networktechnologyandnetworkdesignisfulfilledCiscoITCaseStudyNetworkManagementEnd-to-EndQoSintheNetwork:Thiscasestudydescribes CiscoIT’sinternaldeploymentofqualityofservicewithintheCiscoContentsvEnterpriseQoSSolutionReferenceNetworkDesignGuideVersionCatalystMLS QoSVerificationCommandsCatalyst QoSConsiderationsandMissing:endtoendInthissamplechapterfromCCNPEnterpriseDesignENSLDOfficialCert Guide:DesigningCiscoEnterpriseNetworks,youwillreviewWANmethodologiesandWANavailabilitywithdeploymentmodelsusingMPLS,hybrid,and InternetdesignsBest-practiceQoSdesignsforprotectingvoice,video,andcriticaldatawhilemitigatingnetworkdenial-of-serviceattacksQualityofService (QoS)hasalreadyprovenitselfastheenablingtechnologyfortheconvergenceofvoice,video,anddatanetworksxxii