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Certified Wireless Network Administrator  |    A 5 day   hands on   training course

CWNA training course description

A hands-on course focusing on the technical support of WiFi. Wireless LANs are often seen as simple communications that are simply installed and then left alone to work. This course ensures that delegates will be able to install WiFi networks which work but also enable the delegates to troubleshoot WiFi when it does go wrong.

What will you learn
  • Compare 802.11 standards.
  • Configure WiFi networks.
  • Troubleshoot WiFi networks using spectrum analysers, Wireshark and other tools.
  • Implement 802.11 security.
  • Perform RF surveys.
CWNA training course details

CWNA training course contents

  • Introduction
  • History, standards.

  • RF fundamentals
  • What is RF? Wavelength, Frequency, Amplitude, Phase. Wave behaviour. RF components. Watts, mW, dB, SNR, Link budgets.
    Hands on Spectrum analysis. Listing WiFi networks. WiFi connection. inSSIDer.

  • Antennas
  • Radiation envelopes, polar charts, gain, Antenna types. Line of Sight, MIMO.
    Hands on Connecting, installing, changing antennae. RSSI values.

  • 802.11
  • 802.11-2007, 802.11 post 2007, 802.11 drafts. 802.11 b/g/n.
    Hands on WiFi performance measurement.

  • Spread Spectrum
  • RF frequency bands, FHSS, DSSS, OFDM. Channels.
    Hands on Configuring channels.

  • Topologies
  • Mesh, Access points, distribution systems, SSID.
    Hands on AP configuration. Client connection profiles.

  • 802.11 MAC
  • CSMA/CA, Management frames, control frames, data frames. Passive scanning, active scanning. Open system authentication. Shared Key authentication. Association. RTS/CTS. Power management.
    Hands on Capturing frames, analysing frames.

  • WiFi architecture
  • WiFi client, WLAN architecture: Autonomous, Centralised, distributed. WiFi bridges. WiFi routers. PoE.
    Hands on WLAN controllers.

  • Troubleshooting
  • RF interference, multipath, adjacent channels, low SNR, mismatched power. Coverage, capacity.

  • 802.11 Security
  • Basics, Legacy security: WEP, MAC filters, SSID cloaking. PSK, 8021.X/EAP, WPA/WPA2. TKIP/ CCMP encryption. Guest WLANs. Wireless attacks, intrusion monitoring.
    Hands on WEP cracking, WPA2 configuration. RADIUS.

  • RF Site surveys
  • Protocol and spectrum analysis, coverage analysis. Site survey tools.
    Hands on Performing a site survey.

Learning path



Based on overall ratings

J. S. - Reed Business Information

"Great teaching with in depth discussion."

B. M. - Purdicom

"I'm working in WiFi, it provides an invaluable insight."

Training approach

This structured training course seeks to build upon workbook learning through the use of group exercises, dynamic discussion and individual tasks in order to deliver an engaging and interactive module that will ensure all candidates are able to transfer their new skills into the workplace.