book

Network Architect's Handbook

by Alim H.

January 2024

Intermediate to advanced

418 pages

11h 18m

English

Packt Publishing

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ForewordContributorsAbout the authorAbout the reviewer
Who this book is forWhat this book coversTo get the most out of this bookConventions usedGet in touchShare Your ThoughtsDownload a free PDF copy of this book
What is a network architect?Solutions architectsStorage architectsDatabase architectsEnterprise architectsCloud architectsTechnical architectsChief architectsNetwork architectsThe function of a network architectUnderstanding network architectureClient/server architecturePeer-to-peer architectureHierarchical architectureHybrid network architectureSpine-leaf architectureSummaryFurther reading
Planning, designing, installing, upgrading, and maintaining network projectsPlanningDesignInstallingUpgradingMaintenanceMaking recommendations to improve the network infrastructure and reduce operational costsCost-benefit analysisResearching new technologies and solutionsDeveloping a roadmapDocumenting the network process for future useSummary
Roles and responsibilities – entry levelNetwork support technicianNetwork technicianNOC technicianRoles and responsibilities – mid levelNetwork administratorNetwork engineerNetwork security engineerRoles and responsibilities – senior levelThe career path to becoming a network architectSummary
The network architect’s role in the businessNetwork infrastructure designNetwork securityNetwork managementNetwork procurementTechnical leadershipBusiness logistics – the structureBusiness financialsCross Functional Teams (CFTs)Managing business relationshipsVendors and suppliersInternal stakeholdersPartners and clientsIndustry groups and associationsRegulatory agenciesSummary
Principles of network architectingHierarchicalAdditional design patternsScalabilityModularityResiliencePerformantThinking like a CxOWhat other industries are doingAlways thinking – innovating, exploring new trendsSummary

Overview of the OSI modelOSI model versus TCP/IP modelPhysical infrastructureNetwork cablingSwitches and switching conceptsSwitching conceptsSwitchesKey switching functionsRouters and routing conceptsRouting conceptsRouter typesSupporting vendorsFiber opticsNetworkingSecurityVirtualizationServerSummaryFurther reading
Understanding load balancersTypes of load balancersNetwork load balancer (NLB)Global server load balancer (GSLB)Load balancing algorithmsWhich load balancer should you choose?Exploring DNSHow DNS worksConsiderations for DNS designDHCPHow does DHCP work?Benefits of DHCPKey considerations for using DHCPNetwork Address Translation (NAT)How does NAT work?Types of NATNAT considerationsWhat are ACLs?Types of ACLsUnderstanding firewall rulesWhat does this mean for a network architect?Miscellaneous network servicesConsiderations for a network architectSummaryFurther reading
Fundamental building blocks of network automationNetwork programmabilityUnderstanding the role of SDNCore principles and componentsImpact on organizationsExploring NFVKey components of NFVBenefits of NFVScripting and automation languagesThe power of automationScripting languagesAutomation toolsUnderstanding IaCWhat is IaC?Benefits to a network architectSummaryFurther reading
What is cloud computing?Cloud computing modelsThe need for cloud computingBenefits of the cloudCloud servicesCompute servicesStorage servicesDatabase servicesNetworking servicesMonitoring servicesSecurity and complianceCloud designing and architectingDesigning in the cloudArchitecting in the cloudCloud architecture componentsWhat does it mean for a network architect?Preparing for the paradigm shiftSummaryFurther reading
Network architects’ certification pathFoundational certificationsProfessional certificationsExpert certificationsDesign expert certificationsMiscellaneous certifications and othersContinued educationPreparing for certificationsCreate an environment only used for studyingRemove distractionsSchedule your studying timeUse earplugs, white/brown noise, or focus soundsCone of KnowledgeUse a timerTake breaksTraining and study materialSupplements and restHow to crack interview questionsSample questionsQuestionsSummary
Interpersonal skills – how to communicate effectivelyCommunicationListeningEmpathyAdaptabilityEngaging with your team or teamsRole of a network architect across teamsConflict resolutionTechnical disagreementsProject alignmentProcurement and relationship managementTechniques to resolve conflictsGrowing as a leaderHow do you become a leader?SummaryFurther reading
Recommended booksCisco PressArista booksOther networking booksAutomation and network programmingMethodologiesVirtualizationSecurityCloud computingOther useful resourcesWebsitesBlogsPeriodicalsCommunities and forumsTrainingSummary
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Content preview from Network Architect's Handbook

3 Roadmap to Becoming a Network Architect

The road to becoming a network architect can be exciting and rewarding. Simultaneously, it can be challenging. It all depends on your level of enthusiasm, how much passion you have for the role and IT, as well as your level of commitment to achieving this goal.

Ultimately, you have to ask yourself these questions:

“Is this the career path I want to take? If so, what do I need to achieve this goal?”

“Is this worth my time and effort?”

“Where am I now?... I want more...”

“What can help me propel my IT career?”

These are some of the questions I asked myself several years ago in my pursuit of becoming a network architect. In your mind, you must ask these same questions, as well as go into depth about the ...