This course will provide working knowledge of wireless local area networking concepts that make up the modern Wi-Fi environment.
The target audience is both technical and non-technical personnel responsible for maintaining, instigating, authorising or managing WLAN projects and who require a mid-technical level understanding of Wi-Fi including: network standards, concepts, installation, testing, maintenance and security.
Microsoft Windows use experience is useful as is an understanding of wired Local Area Networks, however delegates require no previous technical knowledge or experience prior to attending this course as these will be covered in overview.
Delegates will learn how to
By the end of the course delegates will have an understanding of:
- Radio Frequency concepts
- WLAN standards
- WLAN devices
- WLAN Security
- WLAN planning and implementation
Module 1 - Radio Frequency (RF) Essentials
- What are radio waves?
- Frequency, wavelength, power
- RF frequencies and channels
- Overview of RF propagation
- Loss, Attenuation
- Multipath propagation
- Antenna types
- Areas of RF coverage
- Signal Power levels
- RF Interference
- Signal to Noise Ratio
- Modulation techniques
- Direct-Sequence Spread Spectrum
- Orthogonal Frequency Division Multiplexing
- DSSS and OFDM channels
Module 2 - Wireless Local Area Networks
- The Institute of Electrical and Electronic Engineers (IEEE)
- IEEE 802.11 standards
- The Wi-Fi Alliance
- Wi-Fi Alliance standards
- 802.11, 802.11a, 802.11b
- Peer-Peer WLANs
- Access Points
- Service Sets
- Service Set Identifiers (SSID)
- The broadcast SSID
- ESS and ESSID
- Frame forwarding
Module 3 - Wireless Devices and Accessories
- Wireless Bridges
- Wireless Workgroup Bridges
- Wireless Repeaters
- Wireless Routers
- Wireless Residential Gateways
- Enterprise Wireless Gateways
- Power over Ethernet (PoE)
Module 4 - Wireless Security
- Top security issues with Wireless LANs
- Authentication and Encryption
- Wired Equivalent Privacy (WEP)
- WiFi Protected Access (WPA)
- Wi-Fi Protected Access II (WPA 2)
- WPA Personal
- WPA Enterprise
- Temporal Key Integrity Protocol (TKIP)
- Advanced Encryption Standard (AES)
- Counter Mode CBC-MAC Protocol (CCMP)
- Remote Authentication Dial-In User Service (RADIUS)
- RADIUS authentication
- Authentication, Authorization, and Accounting (AAA)
- Wireless Intrusion Prevention Systems (WIPS)
- Wi-Fi security auditing
- MAC address filtering
- Rogue wireless equipment
- Rogue wireless LANs
- Wi-Fi tools - Aircrack ng
- Wardriving tools - NetStumbler, Wi-Fi Analyser, Fing
Module 5 - Site Surveys, Design and Implementation
- Understanding the process of Wireless network Planning and design
- Coverage requirements
- Capacity requirements
- Security requirements
- Wireless site surveys
- Different types of wireless site survey
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