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Certified Wireless Network Administrator
- Categories:
- Software and DevOps Infrastructure and Networking
- Level:
- Fundamentals
- Code:
- TPCWNA
- Exam:
- Not Applicable
Overview
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.
CWNA. WIFI. Wireless. Wi-Fi
Prerequisites
There are no formal prerequisite courses, just a basic knowledge of networking and how Wi-Fi works.
A good suggested course would be Introduction to Data Communications Networking
What's included
Select your preferred way to learn:
What is Classroom?
Hands-on, instructor-led training delivered in a QA learning centre
In-person training in a dedicated QA learning centre. Learners benefit from expert-led sessions, collaborative activities, and structured, hands-on workshops in a distraction-free environment. If you can’t attend in person, many classroom courses are also available to attend remotely.
Classroom sessions can be arranged on request. Please contact your account manager to discuss availability in your region
Best for: Individuals and teams who benefit from deep focus, direct interaction, and practical, hands-on learning.
What's included?
5 Days instructor led course
6 month free access to QA learning platform
Free 6-Month Access: Learning Platform Discovery plan
Included FREE with every instructor‑led course
Get free guided access to the QA Learning Platform. Assess your skills, explore in-demand topics, and understand which areas to focus on.
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What is bespoke training?
Custom instructor-led training designed by QA to fit your needs
Tailored programmes built around your organisation’s goals, challenges, and skill levels. Delivered in the format that suits you to maximise relevance and impact.
Best for: Organisations and teams looking to target specific business priorities and capabilities with QA subject matter expertise.
Find out more about the course:
Learning outcomes
By the end of the course delegates will be able to: Compare 802.11 standards. Configure WiFi networks. Troubleshoot WiFi networks using spectrum analysers, Wireshark and other tools. Implement 802.11 security. Perform RF surveys.
Course outline
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..
Good to know
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