CompTia Network+

CompTia Network+

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This course prepares the student to take the CompTIA Network+ N10-007 certification exam. It covers all exam objectives, as well as additional topics that provide background and context. Demonstrations and instructor commentary throughout the course come from real-world experience, with examples and tips that the network professional can use in a production environment. In this course, you will:
– Describe networking concepts
– Explain the function and installation of network infrastructure components
– Describe network operations concepts and implementation
– Describe network security concepts and implementation
– Explain network troubleshooting techniques and tool usage

CompTIA Network+ N10-007


1.1 Basic Networking

You will explain basic networking. Topics:

  • Intro to networking
  • Networking architectures
  • Activity Basic Networking

  • 1.2 OSI Model

    You will explain devices, applications, protocols, and services at their appropriate OSI layers. Topics:

  • Layer 7 – Application
  • Layer 6 – Presentation
  • Layer 5 – Session
  • Layer 4 – Transport
  • Layer 3 – Network
  • Layer 2 – Data Link
  • Layer 1 – Physical
  • Activity Exploring the OSI Model

  • 1.3 Protocols and Ports

    You will explain the purposes and uses of ports and protocols. Topics:

  • Protocols and ports overview
  • Activity Examining Protocols and Ports
  • Connection-oriented vs. connectionless
  • Transmission Control Protocol (TCP)
  • User Datagram Protocol (UDP)
  • Activity Comparing TCP and UDP
  • Internet Protocol (IP)
  • Internet Control Messaging Protocol (ICMP)
  • Internet Group Messaging Protocol (IGMP)
  • Activity Examining the Lower Layer Protocols
  • Layer 7 Remote Control Protocols
  • Layer 7 File Transfer Protocols
  • Layer 7 Messaging Protocols
  • Activity Examining Messaging Protocols
  • Layer 7 Web Traffic Protocols
  • Layer 7 Streaming Media Protocols
  • Layer 7 Infrastructure Management Protocols

  • 1.4 Switching

    You will explain the concepts and characteristics of switching. Topics:

  • Packet-switched vs. circuit-switched networks
  • Properties of Network Traffic
  • Contention Management
  • Activity Creating Collision and Broadcast Domains
  • Interface Properties and Segmentation
  • Activity Creating a Basic Network Segment
  • Switching prt 2
  • Activity Switching
  • Switching Loop Management
  • Activity Managing Switching Loops
  • VLANs
  • Activity Creating VLANs

  • 1.5 Routing

    You will explain the concepts and characteristics of routing. Topics:

  • ARP
  • Activity Examining ARP
  • IP Addressing Basics
  • Activity Configuring IP
  • Routers
  • Activity Setting Up a Router
  • Routing Basics
  • Activity Adding Static Routes
  • VLAN Routing
  • Activity Routing Between VLANs
  • NAT/PAT
  • Activity Configuring NAT/PAT
  • Routing Protocols
  • Activity Configuring a Routing Protocol
  • Firewalls
  • Activity Configuring Firewalls

  • 1.6 Advanced Switching and Routing Concepts

    You will explain advanced switching and routing concepts. Topics:

  • IPv6 Concepts
  • Activity Exploring IPv6
  • Performance Concepts
  • Distributed Switching
  • Software-defined Networking

  • 1.7 IP Addressing

    You will, given a scenario, configure the appropriate IP addressing components. Topics:

  • Public vs. Private
  • Loopback and Reserved
  • Subnet Mask
  • Default Gateway
  • Virtual IP
  • Subnetting
  • Activity Learning to Subnet
  • Address Assignments

  • 1.8 Network Types and Topologies

    You will compare and contrast the characteristics of network topologies, types and technologies. Topics:

  • Wired Topologies
  • Wireless Topologies
  • Network Types
  • Technologies that Facilitate the Internet Of Things (IoT)
  • (No activity for this chapter)

  • 1.9 Wireless Technologies

    You will, given a scenario, implement the appropriate wireless technologies and configurations. Topics:

  • Radio Basics
  • 802.11 Standards
  • Wi-Fi Frequencies
  • Wi-Fi Antenna Concepts
  • Bluetooth
  • Cellular
  • Site Surveys
  • Activity Using an RF Spectrum Analyzer

  • 1.10 Cloud Concepts

    You will summarize cloud concepts and their purposes. Topics:

  • Types of Services
  • Cloud Delivery Models
  • Security Implications/Considerations
  • Activity Exploring Cloud Services

  • 1.11 Network Services

    You will explain the functions of network services. Topics:

  • DNS Service
  • Activity Setting up DNS
  • DHCP Service
  • Activity Setting Up DHCP
  • NTP
  • IPAM

  • Module 2 – Infrastructure


    2.1 Cabling Solutions

    You will, given a scenario, deploy the appropriate cabling solution. Topics:

  • Media Types
  • Activity Testing a Fiber Optic Cable
  • Plenum vs. PVC
  • Connector Types
  • Activity Crimping on an RJ-45 Connector
  • Transceivers
  • Termination Points
  • Activity Terminating Cable to a 110 Block
  • Copper Cable Standards
  • Copper Termination Standards
  • Activity Creating a Crossover Cable
  • Ethernet Deployment Standards

  • 2.2 Network Device Placement and Installation

    You will, given a scenario, determine the appropriate placement of networking devices on a network and install/configure them. Topics:

  • Network Interface
  • Repeater
  • Hub
  • Bridge
  • Switch
  • Router
  • Modem
  • Wireless Access Point
  • Activity Setting up a WAP
  • Firewall
  • Media Converter
  • Wireless Range Extender
  • VoIP Endpoint

  • 2.3 Advanced Network Devices

    You will explain the purposes and use cases for advanced networking devices. Topics:

  • Multilayer Switch
  • Wireless Controller
  • Load Balancer
  • IDS/IPS
  • Proxy Server
  • Activity Configuring Proxy Settings
  • VPN Concentrator
  • AAA/RADIUS Server
  • UTM Appliance
  • NGFW/Layer 7 Firewall
  • VoIP PBX
  • VoIP Gateway
  • Content Filter

  • 2.4 Virtualization and Network Storage Technologies

    You will explain the purposes of virtualization and network storage technologies. Topics:

  • Virtual Networking Components
  • Network Storage Types
  • Connection Types
  • Jumbo Frames
  • (No activity for this chapter)

  • 2.5 WAN Technologies

    You will compare and contrast WAN technologies. Topics:

  • Service Types
  • Transmission Mediums
  • Characteristics of Service
  • Activity Configuring WAN Links
  • Termination

  • Module 3 – Network Operations


    3.1 Documentation

    You will, given a scenario, use appropriate documentation and diagrams to manage the network. Topics:

  • Diagram Symbols
  • Standard Operating Procedures/Work Instructions
  • Logical vs. Physical Diagrams
  • Rack Diagrams
  • Change Management Documentation
  • Wiring and Port Locations
  • IDF/MDF Documentation
  • Labeling
  • Network Configuration and Performance Baselines
  • Inventory Management
  • Activity Using Documentation

  • 3.2 Business Continuity and Disaster Recovery

    You will compare and contrast business continuity and disaster recovery concepts. Topics:

  • Availability Concepts
  • Recovery
  • Activity Backing Up Your Data
  • MTTR
  • MTBF
  • SLA Requirements

  • 3.3 Scanning, Monitoring, and Patching

    You will explain common scanning, monitoring and patching processes and summarize their expected outputs. Topics:

  • Processes
  • Event Management
  • SNMP Monitors
  • Metrics
  • Activity Testing the Network

  • 3.4 Remote Access Methods

    You will, given a scenario, use remote access methods. Topics:

  • VPN
  • RDP
  • SSH
  • VNC
  • Telnet
  • HTTPS/Management URL
  • Remote File Access
  • Out-of-Band Management
  • Activity Making Remote Connections

  • 3.5 Policies and Best Practices

    You will identify policies and best practices. Topics:

  • Privileged User Agreement
  • Password Policy
  • On-boarding/Off-boarding Procedures
  • Licensing Restrictions
  • International Export Controls
  • Data Loss Prevention
  • Remote Access Policies
  • Incident Response Policies
  • BYOD
  • AUP
  • NDA
  • System Life Cycle
  • Safety Procedures And Policies
  • Activity Creating Policies and Procedures

  • Module 4 – Network Security


    4.1 Physical Security Devices

    You will summarize the purposes of physical security devices. Topics:

  • Detection
  • Prevention
  • (No activity for this chapter)

  • 4.2 Authentication and Access Control

    You will explain authentication and access controls. Topics:

  • Authorization, Authentication, and Accounting
  • Multifactor Authentication
  • Access Control
  • Activity Examining Access Control Mechanisms

  • 4.3 Basic Wireless Network Security

    You will, given a scenario, secure a basic wireless network. Topics:

  • WPA
  • WPA2
  • TKIP-RC4
  • CCMP-AES
  • Authentication and Authorization
  • Geofencing
  • Activity Demonstrating the Need for Wireless Security

  • 4.4 Common Network Attacks

    You will summarize common networking attacks. Topics:

  • DoS
  • Social Engineering
  • Insider Threat
  • Logic Bomb
  • Rogue Access Point
  • Evil Twin
  • War-driving
  • Phishing
  • Ransomware
  • DNS Poisoning
  • ARP Poisoning
  • Spoofing
  • Deauthentication
  • Brute Force
  • VLAN Hopping
  • Man-in-the-Middle
  • Exploits vs. Vulnerabilities
  • Activity Conducting a Phishing Attack

  • 4.5 Network Device Hardening

    You will, given a scenario, implement network device hardening. Topics:

  • Changing Default Credentials
  • Avoiding Common Passwords
  • File Hashing
  • Generating New Keys
  • Activity Supporting Secure Authentication and Encryption
  • Upgrading Firmware
  • Patching and Updates
  • Disabling Unnecessary Services
  • Using Secure Protocols
  • Disabling Unused Ports

  • 4.6 Common Mitigation Techniques

    You will explain common mitigation techniques and their purposes. Topics:

  • Signature Management
  • Device Hardening
  • Change Native VLAN
  • Switchport Protection
  • Network Segmentation
  • Privileged User Account
  • File Integrity Monitoring
  • Role Separation
  • Restricting Access Via ACLs
  • Honeypot/Honeynet
  • Penetration Testing
  • Activity Implementing a Honeypot

  • Module 5 – Network Troubleshooting and Tools


    5.1 Network Troubleshooting Methodology

    You will explain the network troubleshooting methodology. Topics:

  • Identify the Problem
  • Establish a Theory of Probable Cause
  • Test the Theory to Determine the Cause
  • Establish a Plan of Action to Resolve the Problem and Identify Potential Effects
  • Implement the Solution or Escalate as Necessary
  • Verify Full System Functionality and , if Applicable, Implement Preventive Measures
  • Document Findings, Actions, and Outcomes
  • (No activity for this chapter)

  • 5.2 Using the Appropriate Tool

    You will, given a scenario, use the appropriate tool. Topics:

  • Hardware Tools – Basic Hand Held
  • Hardware Tools – Analyzers
  • Activity Troubleshooting with Hardware Tools
  • Software Tools – Testers and Analyzers
  • Activity Troubleshooting with Software Tools
  • Software Tools – Command Line
  • Activity Using Command Line Tools

  • 5.3 Troubleshoot Wired Connectivity and Performance

    You will, given a scenario, troubleshoot common wired connectivity and performance issues. Topics:

  • Signal Issues:
  • Attenuation
  • Latency
  • Jitter
  • Crosstalk
  • EMI
  • Activity Troubleshooting Signal Problems
  • Physical Issues:
  • Open/short
  • Incorrect pin-out
  • Incorrect Cable Type
  • Bad Port
  • Damaged cable
  • Bent pins
  • Transceiver Issues:
  • Transceiver mismatch
  • TX/RX reverse
  • Duplex/speed mismatch
  • Activity Troubleshooting Transceiver Problems
  • Traffic Flow Issues:
  • Bottleneck
  • VLAN mismatch
  • Network connection LED status indicators

  • 5.4 Troubleshoot Wireless Connectivity and Performance

    You will, given a scenario, troubleshoot common wireless connectivity and performance issues. Topics:

  • Signal Loss:
  • Attenuation
  • Reflection
  • Refraction
  • Absorption
  • Latency & Jitter
  • Antenna Issues:
  • Incorrect antenna type
  • Incorrect antenna placement
  • Incorrect WAP type
  • WAP Issues:
  • Interference
  • Channel overlap
  • Overcapacity
  • Distance limitations
  • Frequency mismatch
  • Power levels
  • Signal-to-noise ratio
  • WAP Misconfiguration:
  • Wrong SSID
  • Wrong passphrase
  • Security type mismatch
  • Activity Troubleshooting WAP Issues

  • 5.5 Troubleshoot Common Network Service Issues

    You will, given a scenario, troubleshoot common network service issues. Topics:

  • Common Network Issues:
  • Physical Connectivity
  • Incorrect IP Address
  • Incorrect Gateway
  • Incorrect Netmask
  • Names Not Resolving
  • Untrusted SSL Certificate
  • DHCP Issues:
  • Duplicate IP Addresses
  • Expired IP Address
  • Rogue DHCP
  • Exhausted DHCP Scope
  • Firewall/ACL Issues:
  • Blocked TCP/UDP Ports
  • Incorrect Host-based Firewall Settings
  • Incorrect ACL Settings
  • Advanced Network Issues:
  • DNS Server Issues
  • Duplicate MAC Addresses
  • Incorrect Time
  • Unresponsive Service
  • Hardware Failure
  • Activity Case Study: Troubleshooting an Unusual
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