WiFi Support Help Desk Training Courses Classes::WiFi Support Wireless WLAN Help Desk Training Course

Who should attend this WiFi Support course

All IT/desktop support staff, responsible for supporting end users of 802.11 (Wi-Fi) wireless networks.

WiFi Support Course Pre-requisites

Prior to attending the course, delegates must have fundamental understanding of Ethernet LANs and TCP/IP protocols. Practical experience with Microsoft Windows 2000 or Windows XP is also required.

Lifetime Post-Course Support

After completing this WiFi Support training course, delegates receive lifetime post-training support from LEVER Technology Group PLC, to help them apply the technologies and skills they have learned with us, to provide career-long support, and to ensure they are better equipped for their future roles in IT and networking.

WiFi Support Training Course Content

Essential 802.11 Wireless LAN Concepts

The roles of Wireless LANs
Access Points
Infrastructure vs Peer-Peer WLANs
Service Sets
SSID
The broadcast SSID
BSSID
Distribution System
ESS and ESSID
IEEE 802.11 standards
802.11, 802.11b
802.11a, 802.11g, 802.11h
802.11b/g mixed mode
Dual- and Tri-mode WLAN adapters
Dual- and Tri-mode Wireless networks
RF bands, data rates, ranges
Client devices and accessories

Understanding Wireless Client Hardware and Software

The Client Manager
Microsoft Windows operating system components
Adapter driver
Adapter firmware
USB driver
USB firmware

Understanding More about 802.11 Wireless Networks

The Wi-Fi Alliance
Wi-Fi Alliance standards
Wired Equivalent Privacy (WEP)
Wi-Fi Protected Access (WPA)
IEEE 802.11i
Wireless Bridges
Wireless Workgroup Bridges
Wireless Repeaters
Wireless Routers
Wireless Residential Gateways
Enterprise Wireless Gateways
Power over Ethernet (PoE)
Example WLAN vendors
Intel Centrino, Cisco CCX
VoWi-Fi systems

Radio Frequency (RF) Essentials

What are radio waves?
Frequency, wavelength, power
RF frequencies and bands
Overview of RF propagation
Loss, Attenuation
What is multipath?
Antenna types
Gain
Areas of RF coverage
Antenna components and accessories
Cables and connector types
Impedance
VSWR
Signal Power levels
The dB concept
dBm
UK signal power levels
Noise level
What is SNR?
What is RSSI?
What is DSSS?
What is OFDM?
DSSS and OFDM channels

How Wireless LANs Operate

Wireless Clients
Wireless Client profiles
Configuring a Wireless Client profile
Joining a wireless LAN
Scanning for networks
Beacons
Broadcasting the SSID
Passive scanning
Active scanning
Authentication
Association
Frame forwarding
Roaming
Wireless LAN configuration - good working practices
Wireless LAN configuration - bad working practices
Example misconfigurations
Power Management

Essential 802.11 WLAN Security Concepts

The need for:

Authentication
Encryption
Message Integrity

Wired Equivalent Privacy (WEP)
Understanding WEP keys
What happens when WEP is incorrectly configured?
Top security issues with Wireless LANs
Example wardriving tools: NetStumbler
MAC address filtering
What is IEEE 802.1X?
What is EAP?
What is Cisco LEAP?
What is TKIP?
Wi-Fi Protected Access (WPA) version 1
What is PEAP?
What is AES?
The dangers of Rogue wireless equipment and Rogue wireless LANs
Identifying and dealing with Rogue wireless equipment and networks

Diagnosing and Troubleshooting Problems with 802.11 Wireless Networks

Taking a wireless user problem report
Extracting the information you need from the user
Extracting information from other sources
Correlating events and conditions
Common problems with 802.11 Wireless LANs
A step-by-step troubleshooting guide
Client-side diagnostic tools
Obtaining Access Point diagnostics

Supporting Wi-Fi Users - for Help Desk Staff — a 1-day WiFi Support training course

A high-value course designed specifically for Help Desk staff supporting users of Wi-Fi Wireless networks