Unit 782: Comprehensive Wireless Networking

1. Introduction to Wireless Networking

• Overview and history of wireless networking
• Evolution of wireless technology
• Key concepts: radio frequency, bandwidth, signal strength
• Advantages and limitations of wireless networks
• Difference between wired and wireless networks

2. Wireless Network Topologies

• Ad-hoc networks
• Infrastructure networks
• Mesh networks
• Hybrid topologies
• Advantages and disadvantages of each topology

3. Wireless Networking Standards

• Overview of standards organizations (IEEE, Wi-Fi Alliance, Bluetooth SIG)
• Wi-Fi standards (IEEE 802.11 family)
  • 802.11a/b/g/n/ac/ax specifications and differences
• Bluetooth standards (IEEE 802.15)
• Zigbee (IEEE 802.15.4)
• LTE and cellular network standards
• Comparison of standards: frequencies, data rates, range, applications

4. Wireless Network Components

• Access Points (APs): functionality and types
• Wireless routers: roles and features
• Antennas: directional vs. omnidirectional, placement considerations
• Network Interface Cards (NICs) and wireless adapters
• Client devices and integration
• How components interconnect to establish wireless connections

5. Wireless Security Protocols and Mechanisms

• Importance of wireless security
• Common threats and vulnerabilities
• Security protocols overview:
  • WEP (Wired Equivalent Privacy)
  • WPA (Wi-Fi Protected Access)
  • WPA2
  • WPA3
• Encryption technologies and how they protect data
• Additional security measures:
  • Authentication methods
  • VPNs
  • Firewalls
  • Intrusion detection systems
• Best practices for securing wireless networks

6. Wireless Network Configuration

• Setting up wireless routers and access points
• SSID creation and management
• Encryption settings configuration
• MAC address filtering
• IP addressing and DHCP management
• Managing network permissions and user access
• Common configuration mistakes and how to avoid them

7. Wireless Network Troubleshooting

• Identifying common issues:
  • Signal interference
  • Network congestion
  • Authentication failures
  • Connectivity drops
• Tools and techniques for troubleshooting
• Step-by-step problem diagnosis
• Resolving hardware and software issues

8. Wireless Network Performance Optimization

• Assessing network performance metrics
• Channel selection and interference avoidance
• Signal strength optimization techniques
• Firmware and driver updates
• Bandwidth management and Quality of Service (QoS) settings
• Coverage enhancement strategies

9. Mobile Wireless Technologies

• Overview of mobile wireless networks: 3G, 4G, LTE, 5G
• Features and applications of each generation
• Mobile hotspot configurations
• Mobile device management (MDM)
• Integration of mobile devices into wireless networks
• Challenges in mobile wireless networking:
  • Handoff mechanisms
  • Mobility management

10. Wireless LAN Design and Planning

• Site surveys and environmental analysis
• Coverage and capacity planning
• Channel planning and frequency reuse
• Antenna placement and selection
• Deployment best practices

11. Mobile Computing and Wireless Networks

• Relationship between mobile devices and wireless networks
• Mobility management techniques
• Location-based services
• Mobile VPNs

12. Emerging and Future Trends in Wireless Networking

• Internet of Things (IoT) integration
• Mesh networking and smart home technologies
• 6G technology prospects
• Virtualization and cloud-based wireless solutions
• Artificial intelligence applications in wireless communications
• Smart city applications