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You are here: Home / CompTIA / Network+

Network+

  • Section I: Networking Concepts
    • Chapter 1: The OSI and TCP/IP Models

      The OSI Reference Model
      TCP/IP Protocol Suite
      Traffic Analysis
      Summary
      Chapter 1 Quiz
    • Chapter 2: Matching Network Components with OSI Layers

      Networking Devices
      Layer 1 Network Components
      Layer 2 Network Components
      Layer 3 Network Components
      Summary
      Chapter 2 Quiz
    • Chapter 3: IP Addressing

      Unicast, Multicast, and Broadcast
      IPv4 Addressing
      IPv6 Addressing
      Summary
      Chapter 3 Quiz
    • Chapter 4: Routing and Switching

      Layer 2 Technologies
      Layer 3 Technologies
      Layer 3 Switching
      Summary
      Chapter 4 Quiz
    • Chapter 5: Common Network Protocols

      Port Numbers
      Application Protocols
      Management Protocols
      Networking Protocols
      Summary
      Chapter 5 Quiz
    • Chapter 6: Network Troubleshooting Methodology

      Gather Information
      Identify the Affected Areas in the Network
      Determine whether Anything Has Changed in the Network
      Establish the Most Probable Cause of the Problem
      Determine whether Escalation Is Necessary
      Create an Action Plan and a Possible Solution
      Implement and Test the Solution
      Analyze the Results
      Document the Process and Solution
      Summary
      Chapter 6 Quiz
    • Chapter 7: Network Virtualization

      Virtual Desktops and Servers
      Virtual Switches
      Network as a Service
      On-Site versus Off-Site Virtualization
      Virtual PBX
      Summary
      Chapter 7 Quiz
  • Section II: Network Installation and Configuration
    • Chapter 8: Configuration of Routers and Switches

      Router Configuration
      Switch Configuration
      Summary
      Chapter 8 Quiz
    • Chapter 9: Wireless Network Configuration

      Wireless Network Technologies
      Wireless LAN Overview
      Wireless Antennas
      Access Point Placement
      Wireless Channels and Frequencies
      Wireless Standards
      Wireless Compatibility
      Wireless Interference
      Wireless SSIDs
      Collision Avoidance
      Wireless Association
      WLAN Topologies
      Wireless VLAN Support
      Wireless LAN Design Considerations
      Cisco Unified Wireless Solution
      Summary
      Chapter 9 Quiz
    • Chapter 10: DHCP Concepts

      Address Allocation Techniques
      Static versus Dynamic Addressing
      DHCP Reservations
      DHCP Scopes
      DHCP Leases
      DHCP Options
      DHCP Configuration Examples
      Summary
      Chapter 10 Quiz
    • Chapter 11: Wireless Problems and Troubleshooting

      Wireless Signal Issues
      Wireless Configuration Issues
      Wireless Network Analyzer – SOHO Router
      Wireless Network Analyzer – Dedicated Software
      Summary
      Chapter 11 Quiz
    • Chapter 12: Routers and Switches – Problems and Troubleshooting

      Troubleshooting Switching Loops
      Troubleshooting Cabling Issues
      Troubleshooting Port Configuration
      Troubleshooting VLAN Assignment
      Troubleshooting MTU Issues
      Troubleshooting Power Failures
      Troubleshooting Routing Issues
      Troubleshooting Module Issues
      Troubleshooting Subnet Mask and Gateway Issues
      Troubleshooting Duplicate IP Addresses
      Troubleshooting DNS Issues
      Summary
      Chapter 12 Quiz
    • Chapter 13: SOHO Planning and Implementation

      SOHO Network Requirements
      SOHO Cabling
      Device Types
      Environmental Limitations
      Equipment Limitations
      Compatibility Requirements
      Summary
      Chapter 13 Quiz
  • Section III: Network Media and Topologies
    • Chapter 14: Media Types

      Fiber Media
      Copper Media
      Plenum versus Non-Plenum Cabling
      Media Convertors
      Distance and Speed Limitations
      Broadband over Powerline
      Summary
      Chapter 14 Quiz
    • Chapter 15: Connector Types

      Fiber Connectors
      Copper Connectors
      Summary
      Chapter 15 Quiz
    • Chapter 16: WAN Technologies

      WAN Overview
      T1/E1
      T3/E3
      SONET, SDH, and OCX
      Dark Fiber and CWDM/DWDM
      Metro Ethernet and Long Reach Ethernet
      Satellites
      ISDN
      DSL
      Cable
      Cellular Networks
      WiMAX
      Dial-up
      PON
      Frame Relay
      ATM
      Virtual Private Networks
      MPLS
      Speed, Distance, and Transmission Media
      Summary
      Chapter 16 Quiz
    • Chapter 17: Network Topologies

      Network Topology Design Considerations
      Point-to-Point
      Point-to-Multipoint
      Ring
      Star
      Bus
      WAN-Specific Topologies
      Hybrid Topologies
      Client-Server
      Peer-to-Peer
      Summary
      Chapter 17 Quiz
    • Chapter 18: Physical Connectivity Troubleshooting

      Troubleshooting Faulty Cable Connectors
      Troubleshooting Short and Open Circuits
      Troubleshooting Split Cables
      Troubleshooting dB Loss
      Troubleshooting Reversed TX/RX
      Cable Placement
      Electromagnetic Interference
      Troubleshooting Crosstalk
      Summary
      Chapter 18 Quiz
    • Chapter 19: LAN Technologies

      Ethernet Standards
      CSMA/CD
      CSMA/CA
      Collision and Broadcast Domains
      Interface Bonding
      Summary
      Chapter 19 Quiz
    • Chapter 20: Wiring Distribution

      Distribution Frames
      Demarcation Points
      Smart Jacks
      CSU/DSU
      Summary
      Chapter 20 Quiz
  • Section IV: Network Management
    • Chapter 21: Network Appliances

      Load Balancers
      Proxy Servers
      Content Filters
      VPN Concentrators
      Summary
      Chapter 21 Quiz
    • Chapter 22: Hardware Troubleshooting Tools

      Cable Testers
      Crimpers
      Butt Set
      Toner Probe
      Punch-Down Tool
      Protocol Analyzers
      Loopback Plug
      TDR/OTDR
      Multimeters
      Environmental Monitors
      Summary
      Chapter 22 Quiz
    • Chapter 23: Software Troubleshooting Tools

      Software Protocol Analyzers
      Throughput Testers
      Ping
      Traceroute
      DNS Troubleshooting Tools
      IPconfig and IFconfig
      ARP
      Nbtstat
      Netstat
      Route
      Summary
      Chapter 23 Quiz
    • Chapter 24: Network Traffic Analysis

      SNMP
      Syslog
      Traffic Analysis
      Summary
      Chapter 24 Quiz
    • Chapter 25: Network Documentation

      Wire Schemes
      Network Maps
      Cable Management
      Asset Management
      Baselines
      Change Management
      Summary
      Chapter 25 Quiz
    • Chapter 26: Network Performance Optimization

      Performance Optimization Considerations
      Quality of Service
      Load Balancing
      High Availability and Fault Tolerance
      Caching Engines
      Summary
      Chapter 26 Quiz
  • Section V: Network Security
    • Chapter 27: Wireless Security

      Encryption Protocols
      MAC Address Filtering
      Device Placement and Signal Strength
      Other Wireless LAN Security and Design Considerations
      Summary
      Chapter 27 Quiz
    • Chapter 28: Securing Network Access

      Access Control Lists
      Tunneling and Encryption
      Remote Access Technologies
      Summary
      Chapter 28 Quiz
    • Chapter 29: User Authentication

      User Authentication – General Concepts
      PKI
      Kerberos
      AAA
      802.1X and EAP
      PAP and CHAP
      Multi-Factor Authentication
      Single Sign-On
      Summary
      Chapter 29 Quiz
    • Chapter 30: Common Threats and Vulnerabilities

      Threats to Confidentiality, Integrity, and Availability
      Wi-Fi Vulnerabilities
      Network Device Vulnerabilities
      Network Infrastructure Vulnerabilities
      Application Vulnerabilities
      Threat Mitigation
      Summary
      Chapter 30 Quiz
    • Chapter 31: Firewalls

      Firewall Functionality and Types
      Stateful Inspection and Packet Filtering
      Firewall Rules
      Active/Active Failover Firewalls
      Zone-Based Policy Firewalls
      Network Address Translation
      DMZ
      Summary
      Chapter 31 Quiz
    • Chapter 32: Security Appliances and Methods

      IDS and IPS
      Vulnerability Scanners
      Honeypots and Honeynets
      Summary
      Chapter 32 Quiz
  • Quiz Answers
    • Chapter 1: The OSI and TCP/IP Reference Models
      Chapter 2: Matching Network Components with OSI Layers
      Chapter 3: IP Addressing
      Chapter 4: Routing and Switching
      Chapter 5: Common Network Protocols
      Chapter 6: Network Troubleshooting Methodology
      Chapter 7: Network Virtualization
      Chapter 8: Routers and Switches Configuration
      Chapter 9: Wireless Network Configuration
      Chapter 10: DHCP Concepts
      Chapter 11: Wireless Problems Troubleshooting
      Chapter 12: Routers and Switches Problems Troubleshooting
      Chapter 13: SOHO Planning and Implementation
      Chapter 14: Media Types
      Chapter 15: Connector Types
      Chapter 16: WAN Technologies
      Chapter 17: Network Topologies
      Chapter 18: Physical Connectivity Troubleshooting
      Chapter 19: LAN Technologies
      Chapter 20: Wiring Distribution
      Chapter 21: Network Appliances
      Chapter 22: Hardware Troubleshooting Tools
      Chapter 23: Software Troubleshooting Tools
      Chapter 24: Network Traffic Analysis
      Chapter 25: Network Documentation
      Chapter 26: Network Performance Optimization
      Chapter 27: Wireless Security
      Chapter 28: Securing Network Access
      Chapter 29: User Authentication
      Chapter 30: Common Threats and Vulnerabilities
      Chapter 31: Firewalls
      Chapter 32: Security Appliances and Methods

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