Wireless Networking (WiFi, Security, Protocols)

Module 1: Wireless Networking Fundamentals

• Wireless networking history and standards evolution
• IEEE 802.11 standard family: a/b/g/n/ac/ax/be
• Radio frequency basics: Frequency, wavelength, amplitude
• 2.4 GHz vs. 5 GHz vs. 6 GHz band characteristics
• Wireless channel planning and co-channel interference

Module 2: Wireless Architecture

• Infrastructure mode: BSS and ESS
• Ad-hoc and mesh networking
• Lightweight vs. autonomous access points
• Cisco wireless architecture: WLC and LAP
• Cloud-managed wireless: Cisco Meraki, Aruba Central

Module 3: 802.11 Protocols Deep Dive

• 802.11n (Wi-Fi 4): MIMO, channel bonding
• 802.11ac (Wi-Fi 5): MU-MIMO, beamforming, 256-QAM
• 802.11ax (Wi-Fi 6/6E): OFDMA, BSS colouring, TWT
• 802.11be (Wi-Fi 7): MLO, 4096-QAM overview
• Protocol selection for different environments

Module 4: Wireless Site Survey

• Purpose of wireless site surveys
• Predictive vs. active site surveys
• Site survey tools: Ekahau, NetSpot, WiFi Analyzer
• AP placement and coverage design
• Site survey report preparation

Module 5: Wireless LAN Controller (WLC) Configuration

• Cisco WLC architecture and setup
• WLAN profiles and interface mapping
• DHCP, VLAN, and QoS on WLC
• FlexConnect for branch offices
• WLC high availability and redundancy

Module 6: Wireless Security

• WPA2-Personal and WPA2-Enterprise comparison
• WPA3: SAE, OWE, Easy Connect (DPP)
• 802.1X on wireless: EAP methods and RADIUS
• WIPS (Wireless Intrusion Prevention System)
• Rogue AP detection and containment

Module 7: Wi-Fi Troubleshooting

• Common wireless issues: Interference, roaming, coverage holes
• Channel utilisation and retransmission analysis
• Client connectivity troubleshooting
• Wireshark for wireless packet analysis
• Wireless diagnostic tools: Cisco WLAN diag, Ekahau Sidekick

Module 8: Enterprise Wireless Deployment

• High-density wireless design: Stadiums, conference halls
• Healthcare wireless: Real-time location services (RTLS), Wi-Fi calling
• Warehouse and industrial Wi-Fi
• Outdoor wireless: Point-to-point, mesh
• IoT wireless integration

Module 9: Cloud-Managed Wireless

• Cisco Meraki wireless configuration
• Aruba Central managed wireless
• Juniper Mist AI-driven wireless
• Cloud dashboard management features
• Cloud-managed wireless security and policy

Module 10: Wireless QoS

• WMM (Wi-Fi Multimedia) and EDCA
• QoS marking on wireless
• Voice and video over Wi-Fi: Considerations
• Band steering and load balancing
• Fast roaming: 802.11r, 802.11k, 802.11v

Module 11: Wireless for IoT and Smart Buildings

• IoT protocols on Wi-Fi: MQTT, CoAP
• 802.11ah (Wi-Fi HaLow) for IoT
• Smart building wireless integration: BMS, HVAC
• Zigbee and Z-Wave comparison with Wi-Fi
• IoT wireless security considerations

Module 12: Capstone Projects

• Wireless network design for a medium enterprise
• Cisco WLC configuration lab
• Ekahau-based site survey project
• Wireless troubleshooting challenge
• Certification preparation: CWNA, Cisco CCNA (wireless topics), Aruba Certified Associate

Experience in the Industry Learn from wireless networking professionals with hands-on experience in enterprise Wi-Fi design, WLC deployment, wireless site surveys, and high-density wireless environments.

Backgrounds at the Top Our instructors hold CWNA, Cisco CCNP Enterprise (wireless), and Aruba certifications, with experience deploying wireless networks for hospitals, campuses, and large enterprises.

Clear & Effective Teaching Wi-Fi protocols, WLC configuration, and site survey methodology are taught with live equipment labs, real site survey tools, and practical design exercises.

Hands-On Learning Focus Students perform wireless site surveys, configure Cisco WLC, analyse wireless packet captures, and troubleshoot real-world connectivity scenarios.

Up-to-Date Knowledge Instructors stay current with Wi-Fi 6E deployment, Wi-Fi 7 early adoption, AI-driven wireless from Aruba and Juniper Mist, and IoT wireless integration trends.