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CompTIA® Network+® Rapid Review (Exam N10-005)

Book Description

Assess your readiness for CompTIA Network+ Exam N10-005—and quickly identify where you need to focus and practice. This practical, streamlined guide walks you through each exam objective, providing "need to know" checklists, review questions, tips, and links to further study—all designed to help bolster your preparation.

Reinforce your exam prep with a Rapid Review of these objectives:

  • Network Concepts

  • Network Installation and Configuration

  • Network Media and Topologies

  • Network Management

  • Network Security

  • This book is an ideal complement to the in-depth training of the Microsoft Press Training Kit and other exam-prep resources for CompTIA Network+ Exam N10-005.

    Table of Contents

    1. CompTIA® Network+® Rapid Review (Exam N10-005)
    2. Introduction
      1. CompTIA Professional Certification Program
      2. Support and feedback
        1. Errata
        2. We want to hear from you
        3. Stay in touch
    3. Preparing for the exam
    4. 1. Network Concepts
      1. Objective 1.1: Compare the layers of the OSI and TCP/IP models
        1. Exam need to know
        2. OSI model
        3. TCP/IP model
        4. Can you answer these questions?
      2. Objective 1.2: Classify how applications, devices, and protocols relate to the OSI model layers
        1. Exam need to know
        2. MAC addresses
        3. IP addresses
        4. EUI-64
        5. Frames
        6. Packets
        7. Switches
        8. Routers
        9. Multilayer switches
        10. Hubs
        11. Encryption devices
        12. Cables
        13. NICs
        14. Bridges
        15. Can you answer these questions?
      3. Objective 1.3: Explain the purpose and properties of IP addressing
        1. Exam need to know
        2. IP address classes
        3. Classless inter-domain routing (CIDR)
        4. IPv4 and IPv6 address formatting
        5. MAC address formatting
        6. IP address subnetting
        7. Multicasts, unicasts, and broadcasts
        8. Automatic private IP addressing
        9. Can you answer these questions?
      4. Objective 1.4: Explain the purpose and properties of routing and switching
        1. Exam need to know
        2. Routing tables
        3. Static vs. dynamic routing
        4. Routing metrics
        5. Next hop
        6. Link state vs. distance vector routing
        7. RIP
        8. EIGRP
        9. OSPF
        10. Convergence
        11. Spanning Tree Protocol
        12. Virtual LANs
        13. Port mirroring
        14. Broadcast domains and collision domains
        15. IGP vs. EGP
        16. Can you answer these questions?
      5. Objective 1.5: Identify common TCP and UDP default ports
        1. Exam need to know
        2. Ports
        3. Can you answer these questions?
      6. Objective 1.6: Explain the function of common networking protocols
        1. Exam need to know
        2. TCP/IP suite
        3. TCP
        4. UDP
        5. DHCP
        6. FTP
        7. TFTP
        8. DNS
        9. HTTP
        10. HTTPS
        11. ARP
        12. SIP
        13. RTP
        14. TELNET
        15. SSH
        16. NTP
        17. POP3
        18. IMAP4
        19. SMTP
        20. SNMP2/3
        21. ICMP
        22. IGMP
        23. TLS
        24. Can you answer these questions?
      7. Objective 1.7: Summarize DNS concepts and its components
        1. Exam need to know
        2. DNS servers
        3. DNS records
        4. Dynamic DNS
        5. Can you answer these questions?
      8. Objective 1.8: Given a scenario, implement the following network troubleshooting methodology
        1. Exam need to know
        2. Identify the problem
        3. Establish a theory of probable cause
        4. Test the theory to determine the cause
        5. Establish a plan of action to resolve the problem and identify potential effects
        6. Implement the solution or escalate as necessary
        7. Verify full system functionality and, if applicable, implement preventative measures
        8. Document findings, actions, and outcomes
        9. Can you answer these questions?
      9. Objective 1.9: Identify virtual network components
        1. Exam need to know
        2. Virtual desktops
        3. Virtual servers
        4. Virtual switches
        5. Virtual PBX
        6. Onsite vs. offsite
        7. Network as a Service (NaaS)
        8. Can you answer these questions?
      10. Answers
        1. Objective 1.1: Compare the layers of the OSI and TCP/IP models
        2. Objective 1.2: Classify how applications, devices, and protocols relate to the OSI model layers
        3. Objective 1.3: Explain the purpose and properties of IP addressing
        4. Objective 1.4: Explain the purpose and properties of routing and switching
        5. Objective 1.5: Identify common TCP and UDP default ports
        6. Objective 1.6: Explain the function of common networking protocols
        7. Objective 1.7: Summarize DNS concepts and its components
        8. Objective 1.8: Given a scenario, implement the following network troubleshooting methodology
        9. Objective 1.9: Identify virtual network components
    5. 2. Network Installation and Configuration
      1. Objective 2.1: Given a scenario, install and configure routers and switches
        1. Exam need to know
        2. Installing and configuring routing tables
        3. Installing and configuring NAT
        4. Installing and configuring PAT
        5. Installing and configuring VLAN trunking
        6. Installing and configuring managed vs. unmanaged routers and switches
        7. Configuring router and switch interfaces
        8. Installing and configuring PoE
        9. Configuring traffic filtering
        10. Installing and configuring diagnostics
        11. Configuring VLAN Trunking Protocol (VTP)
        12. Installing and configuring QoS
        13. Installing and configuring port mirroring
        14. Can you answer these questions?
      2. Objective 2.2: Given a scenario, install and configure a wireless network
        1. Exam need to know
        2. Locating access points
        3. Installing antennae
        4. Preventing interference
        5. Selecting frequencies
        6. Configuring channels
        7. Understanding wireless standards
        8. Disabling SSID broadcasts
        9. Selecting compatible standards
        10. Can you answer these questions?
      3. Objective 2.3: Explain the purpose and properties of DHCP
        1. Exam need to know
        2. Static vs. dynamic IP addressing
        3. DHCP reservations
        4. DHCP scopes
        5. DHCP leases
        6. DHCP options
        7. Can you answer these questions?
      4. Objective 2.4: Given a scenario, troubleshoot common wireless problems
        1. Exam need to know
        2. Troubleshooting interference problems
        3. Troubleshooting signal strength problems
        4. Troubleshooting configuration problems
        5. Troubleshooting incompatibility problems
        6. Troubleshooting incorrect channel problems
        7. Troubleshooting latency problems
        8. Troubleshooting encryption type problems
        9. Troubleshooting bounce problems
        10. Troubleshooting SSID mismatch problems
        11. Troubleshooting incorrect switch placement problems
        12. Can you answer these questions?
      5. Objective 2.5: Given a scenario, troubleshoot common router and switch problems
        1. Exam need to know
        2. Troubleshoot switching loop problems
        3. Troubleshoot cable problems
        4. Troubleshoot port configuration problems
        5. Troubleshoot VLAN assignment problems
        6. Troubleshoot MTU problems
        7. Troubleshoot power failures
        8. Troubleshoot bad or missing routes
        9. Troubleshoot bad modules
        10. Troubleshoot incorrect subnet masks
        11. Troubleshoot incorrect gateways
        12. Troubleshoot duplicate IP addresses
        13. Troubleshoot incorrect DNS addresses
        14. Can you answer these questions?
      6. Objective 2.6: Given a set of requirements, plan and implement a basic SOHO network
        1. Exam need to know
        2. Plan a list of requirements
        3. Plan for cable lengths
        4. Plan device types
        5. Plan for environmental limitations
        6. Plan for equipment limitations
        7. Plan for compatibility requirements
        8. Can you answer these questions?
      7. Answers
        1. Objective 2.1: Given a scenario, install and configure routers and switches
        2. Objective 2.2: Given a scenario, install and configure a wireless network
        3. Objective 2.3: Explain the purpose and properties of DHCP
        4. Objective 2.4: Given a scenario, troubleshoot common wireless problems
        5. Objective 2.5: Given a scenario, troubleshoot common router and switch problems
        6. Objective 2.6: Given a set of requirements, plan and implement a basic SOHO network
    6. 3. Network Media and Topologies
      1. Objective 3.1: Categorize standard media types and associated properties
        1. Exam need to know
        2. Categorize fiber media
        3. Categorize copper media
          1. Unshielded twisted pair cable
          2. Shielded twisted pair cable
          3. Crossover cables
          4. Coaxial cable
        4. Categorize plenum vs. non-plenum cables
        5. Categorize media converters
        6. Categorize cable distance and speed limitations
        7. Categorize broadband over powerline networking
        8. Can you answer these questions?
      2. Objective 3.2: Categorize standard connector types based on network media
        1. Exam need to know
        2. Categorize fiber connector types
        3. Categorize copper connector types
        4. Can you answer these questions?
      3. Objective 3.3: Compare and contrast different wireless standards
        1. Exam need to know
        2. Compare and contrast the 802.11a/b/g/n wireless standards
          1. IEEE 802.11a
          2. IEEE 802.11b
          3. IEEE 802.11g
          4. IEEE 802.11n
        3. Can you answer these questions?
      4. Objective 3.4: Categorize WAN technology types and properties
        1. Exam need to know
        2. Categorize WAN technology types
          1. Leased lines
          2. SONET/SDH
          3. Packet switching
            1. Frame Relay
            2. Asynchronous Transfer Mode (ATM)
          4. Internet access
            1. Public Switched Telephone Network
            2. Integrated Services Digital Network (ISDN)
            3. Digital Subscriber Line (DSL)
            4. Cable Television (CATV) Networks
            5. Satellite-Based Services
            6. Last Mile Fiber
            7. Cellular Technologies
        3. Categorize WAN technology properties
          1. Packet-switching and circuit-switching
          2. Speed
          3. Transmission media
          4. Distance
        4. Can you answer these questions?
      5. Objective 3.5: Describe different network topologies
        1. Exam need to know
        2. Describe MPLS
        3. Describe the point-to-point topology
        4. Describe the point-to-multipoint topology
        5. Describe the star topology
        6. Describe the mesh topology
        7. Describe the bus topology
        8. Describe the client/server topology
        9. Describe the peer-to-peer topology
        10. Describe the hybrid topology
        11. Can you answer these questions?
      6. Objective 3.6: Given a scenario, troubleshoot common physical connectivity problems
        1. Exam need to know
        2. Troubleshoot cable problems
        3. Can you answer these questions?
      7. Objective 3.7: Compare and contrast different LAN technologies
        1. Exam need to know
        2. Compare and contrast LAN types
          1. Fast Ethernet
          2. Gigabit Ethernet
          3. 10 Gigabit Ethernet
        3. Compare and contrast LAN properties
          1. Carrier sense
          2. Multiple access
          3. Collision detection
          4. The modern Ethernet
          5. CSMA/CA
          6. Broadcast and collision domains
          7. Bonding
          8. Speed
          9. Distance
        4. Can you answer these questions?
      8. Objective 3.8: Identify components of wiring distribution
        1. Exam need to know
        2. Identify an IDF in a wiring distribution
        3. Identify an MDF in a wiring distribution
        4. Identify a demarc in a wiring distribution
        5. Identify a demarc extension in a wiring distribution
        6. Identify a smartjack in a wiring distribution
        7. Identify a CSU/DSU in a wiring distribution
        8. Can you answer these questions?
      9. Answers
        1. Objective 3.1: Categorize standard media types and associated properties
        2. Objective 3.2: Categorize standard connector types based on network media
        3. Objective 3.3: Compare and contrast different wireless standards
        4. Objective 3.4: Categorize WAN technology types and properties
        5. Objective 3.5: Describe different network topologies
        6. Objective 3.6: Given a scenario, troubleshoot common physical connectivity problems
        7. Objective 3.7: Compare and contrast different LAN technologies
        8. Objective 3.8: Identify components of wiring distribution
    7. 4. Network Management
      1. Objective 4.1: Explain the purpose and features of various network appliances
        1. Exam need to know
        2. Explain the purpose and features of a load balancer
        3. Explain the purpose and features of a proxy server
        4. Explain the purpose and features of a content filter
        5. Explain the purpose and features of a VPN concentrator
        6. Can you answer these questions?
      2. Objective 4.2: Given a scenario, use appropriate hardware tools to troubleshoot connectivity issues
        1. Exam need to know
        2. Troubleshoot using a cable tester
        3. Troubleshoot using a cable certifier
        4. Troubleshoot using a crimper
        5. Troubleshoot using a butt set
        6. Troubleshoot using a toner probe
        7. Troubleshoot using a punch down tool
        8. Troubleshoot using a protocol analyzer
        9. Troubleshoot using a loopback plug
        10. Troubleshoot using a TDR
        11. Troubleshoot using an OTDR
        12. Troubleshoot using a multimeter
        13. Troubleshoot using an environmental monitor
        14. Can you answer these questions?
      3. Objective 4.3: Given a scenario, use appropriate software tools to troubleshoot connectivity issues
        1. Exam need to know
        2. Troubleshoot using a protocol analyzer
        3. Troubleshoot using a throughput tester
        4. Troubleshoot using connectivity software
        5. Troubleshoot using Ping
        6. Troubleshoot using Traceroute
        7. Troubleshoot using dig
        8. Troubleshoot using Ipconfig/ifconfig
        9. Troubleshoot using nslookup
        10. Troubleshoot using ARP
        11. Troubleshoot using Nbtstat.exe
        12. Troubleshoot using netstat
        13. Troubleshoot using Route.exe
        14. Can you answer these questions?
      4. Objective 4.4: Given a scenario, use the appropriate network monitoring resource to analyze traffic
        1. Exam need to know
        2. Monitor a network using SNMP
        3. Monitor a network using SNMPv2
        4. Monitor a network using SNMPv3
        5. Monitor a network using syslog
        6. Monitor a network using system logs
        7. Monitor a network using history logs
        8. Monitor a network using general logs
        9. Monitor a network using traffic analysis
        10. Monitor a network using a network sniffer
        11. Can you answer these questions?
      5. Objective 4.5: Describe the purpose of configuration management documentation
        1. Exam need to know
        2. Describe the purpose of wire schemes
        3. Describe the purpose of network maps
        4. Describe the purpose of documentation
        5. Describe the purpose of cable management
        6. Describe the purpose of asset management
        7. Describe the purpose of baselines
        8. Describe the purpose of change management
        9. Can you answer these questions?
      6. Objective 4.6: Explain different methods and rationales for network performance optimization
        1. Exam need to know
        2. Explain different methods of network performance optimization
          1. Quality of Service
          2. Traffic shaping
          3. High availability
          4. Fault tolerance
          5. Caching engines
          6. CARP
        3. Explain different reasons for network performance optimization
        4. Can you answer these questions?
      7. Answers
        1. Objective 4.1: Explain the purpose and features of various network appliances
        2. Objective 4.2: Given a scenario, use appropriate hardware tools to troubleshoot connectivity issues
        3. Objective 4.3: Given a scenario, use appropriate software tools to troubleshoot connectivity issues
        4. Objective 4.4: Given a scenario, use the appropriate network monitoring resource to analyze traffic
        5. Objective 4.5: Describe the purpose of configuration management documentation
        6. Objective 4.6: Explain different methods and rationales for network performance optimization
    8. 5. Network Security
      1. Objective 5.1: Given a scenario, implement appropriate wireless security measures
        1. Exam need to know
        2. Implement Encryption Protocols
          1. WEP
          2. WPA
        3. Implement MAC address filtering
        4. Implement appropriate device placement
        5. Implement appropriate signal strength
        6. Can you answer these questions?
      2. Objective 5.2: Explain the methods of network access security
        1. Exam need to know
        2. Explain the use of access control lists
        3. Explain the use of tunneling and encryption
          1. Virtual private networking
            1. Point-to-Point Tunneling Protocol (PPTP)
            2. Layer 2 Tunneling Protocol (L2TP)
            3. SSL VPN
          2. IPsec
            1. IPsec Protocols
            2. Key Exchange Protocols
            3. Transport Mode and Tunnel Mode
          3. SSL and TLS
        4. Explain the use of remote access
          1. Remote access server (RAS)
          2. PPP
            1. The Link Dead Phase
            2. The Link Establishment Phase
            3. The Authentication Phase
            4. Link Quality Monitoring
            5. Network-Layer Protocol Configuration
            6. The Link Open Phase
            7. The Link Termination Phase
          3. PPPoE
          4. Remote Terminal Emulation
          5. Secure Shell
        5. Can you answer these questions?
      3. Objective 5.3: Explain methods of user authentication
        1. Exam need to know
        2. Explain PKI authentication
        3. Explain Kerberos authentication
        4. Explain AAA authentication
          1. Radius
            1. Radius
            2. TACACS+
        5. Explain network access control
        6. Explain CHAP authentication
        7. Explain MS-CHAP authentication
        8. Explain EAP authentication
        9. Explain multifactor authentication
        10. Explain two-factor authentication
        11. Explain single sign-on authentication
        12. Can you answer these questions?
      4. Objective 5.4: Explain common threats, vulnerabilities, and mitigation techniques
        1. Exam need to know
        2. Explain common threats to wireless networks
        3. Explain common attacks
          1. Denial of service
          2. Smurf
          3. Distributed denial of service
          4. Man in the middle
          5. FTP bounce
          6. Social engineering
          7. Malware
          8. Buffer overflow
          9. Packet sniffing
        4. Explain common mitigation techniques
        5. Can you answer these questions?
      5. Objective 5.5: Given a scenario, install and configure a basic firewall
        1. Exam need to know
        2. Install software and hardware firewalls
        3. Configure port security
        4. Configure stateful inspection vs. packet filtering
        5. Configure firewall rules
        6. Configure NAT/PAT
        7. Configure a DMZ
        8. Can you answer these questions?
      6. Objective 5.6: Categorize different types of network security appliances and methods
        1. Exam need to know
        2. Categorize IDSes and IPSes
        3. Categorize vulnerability scanners
        4. Categorize honeypots and honeynets
        5. Can you answer these questions?
      7. Answers
        1. Objective 5.1: Given a scenario, implement appropriate wireless security measures
        2. Objective 5.2: Explain the methods of network access security
        3. Objective 5.3: Explain methods of user authentication
        4. Objective 5.4: Explain common threats, vulnerabilities, and mitigation techniques
        5. Objective 5.5: Given a scenario, install and configure a basic firewall
        6. Objective 5.6: Categorize different types of network security appliances and methods
    9. A. Network+ Acronyms
    10. Index
    11. About the Author
    12. Copyright