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CompTIA Network+ N10-009 Cert Guide, 2nd Edition

by Anthony Sequeira

December 2024

Intermediate to advanced

804 pages

18h 44m

English

Pearson IT Certification

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Who Should Read This Book?ResourcesHow to Access the Pearson Test Prep (PTP) AppGoals and MethodsStrategies for Exam PreparationCompTIA Network+ Exam TopicsHow This Book Is OrganizedFigure Credits
Foundation TopicsThe Purpose of Reference ModelsThe OSI ModelThe TCP/IP StackReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsPhysical and Virtual AppliancesApplications and FunctionsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsNetwork Functions Virtualization (NFV)Cloud Networking ComponentsDeployment ModelsService ModelsKey Cloud ConceptsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsPorts and ProtocolsInternet Protocol (IP) TypesTraffic TypesSummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsWirelessCopper and Fiber Media and ConnectorsMultiplexing in Fiber-Optic NetworksReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsDefining a NetworkNetwork Types and CharacteristicsNetworks Defined Based on Resource LocationNetworks Defined by TopologyThe Three-Tier Hierarchical ModelReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsBinary NumberingIPv4 AddressingAssigning IPv4 AddressesSubnettingReal-World Case StudySummaryReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsSDN and SD-WANVirtual Extensible Local Area Network (VXLAN)Zero Trust Architecture (ZTA)SASE and SSEInfrastructure as Code (IaC)IP Version 6Real-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsRoutingSources of Routing InformationRouting Protocol CharacteristicsRouting Protocol ExamplesAddress TranslationFirst Hop Redundancy Protocol (FHRP)Real-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsPrinciples of EthernetEthernet Switch FeaturesReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsIntroducing Wireless LANsDeploying Wireless LANsSecuring Wireless LANsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsImportant Installation ImplicationsPowerEnvironmental FactorsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsDocumentationProcesses and ProceduresReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsNetwork Monitoring MethodsMonitoring SolutionsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsHigh AvailabilityReal-World Case Study: Network DesignSummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsDynamic AddressingName ResolutionTime ProtocolsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsVirtual Private Networks (VPNs)Other Network Access TechnologiesAuthentication and Authorization ConsiderationsIn-Band vs. Out-of-Band ManagementReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsCore Security ConceptsAuthentication MethodsRisk Management and SIEMPhysical SecurityAudits and Regulatory ComplianceReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsTechnology-Based AttacksSocial Engineering AttacksOther Miscellaneous AttacksReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsDevice HardeningNetwork Access Control (NAC)Other Network Security FeaturesReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsTroubleshooting BasicsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourceReview Questions
Foundation TopicsSpecifications and LimitationsCommon Cable IssuesCommon Interface IssuesCommon Hardware IssuesCommon ToolsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsConsiderations for General Network TroubleshootingCommon Network Service IssuesReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsAdditional ResourcesReview Questions
Foundation TopicsNetwork Performance ConsiderationsWireless Performance ConsiderationsOther Wireless ConsiderationsCommon Wireless IssuesWireless Network TroubleshootingReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsDefine Key TermsReview Questions
Foundation TopicsSoftware ToolsCommand-Line ToolsBasic Networking Device CommandsHardware ToolsReal-World Case StudySummaryExam Preparation TasksReview All the Key TopicsComplete Tables and Lists from MemoryDefine Key TermsAdditional ResourcesReview Questions
Tools for Final PreparationSuggested Plan for Final Review and StudyStrategies for Taking the ExamSummary
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Content preview from CompTIA Network+ N10-009 Cert Guide, 2nd Edition

Chapter 14 Network Monitoring

This chapter covers the following topics related to Objective 3.2 (Given a scenario, use network monitoring technologies) of the CompTIA Network+ N10-009 certification exam:

Methods
- SNMP
  - Traps
  - Management information base (MIB)
  - Versions
    - v2c
    - v3
  - Community strings
    - Authentication
- Flow data
- Packet capture
- Baseline metrics
  - Anomaly alerting/notification
- Log aggregation
  - Syslog collector
  - Security information and event management (SIEM)
- Application programming interface (API) integration
- Port mirroring
Solutions
- Network discovery
  - Ad hoc
  - Scheduled
- Traffic analysis
- Performance monitoring
- Availability monitoring
- Configuration monitoring