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Wireless Networking Fundamentals Masterclass by Arash Deljoo

Name: Wireless Networking Fundamentals Masterclass by Arash Deljoo
Rating: 4.6 (122 reviews)

Master Wi-Fi, RF Fundamentals, Wireless Standards, Cisco WLC, WLAN Design, Security, Roaming, and Troubleshooting.

Created byArash Deljoo

Last updated 10/2026

English

English [Auto],

What you'll learn

Understand the core principles of wireless communication and RF behavior.
Identify and differentiate Wi-Fi standards, frequency bands, and channel usage.
Analyze wireless signal strength, interference, attenuation, and propagation.
Select and position antennas correctly based on coverage and design needs.
Explain wireless network architectures, AP modes, and controller-based designs.
Interpret and analyze 802.11 frame types and client operations.
Plan Wi-Fi coverage, channel allocation, and roaming strategies.
Understand wireless security concepts, encryption, and authentication methods.
Configure and operate access points and wireless controllers in real environments.
Use wireless diagnostic tools to troubleshoot connectivity and performance issues.

Course content

16 sections • 49 lectures • 22h 11m total length

Comparing Wired and Wireless Networks4:43
Characteristics of Wired Networks
Limitations of Wired Connections
Concept and Benefits of Wireless Networks
Challenges in Wireless Communication
Importance of Wireless Standards and Coverage
Comparing Wired and Wireless Networks Quiz
Wireless Signals and RF Basics1:01:47
1- Sending Data in the Wired Network Introduction
2- Sending Data in the Wireless Network Introduction
3- Electric and Magnetic Waves Introduction
4- Wave Propagation with an Idealistic Antenna Introduction
5- Cycle , Frequency , Hertz , kHz , MHz , GHz Introduction
6- Continuous Frequency Spectrum Introduction
7- Wireless Band Introduction
8- Wireless Channel Introduction
9- Radio Frequency [RF] Range Introduction
10- Wireless Standards Introduction
11- Channel Layout in the 2.4-GHz Band Introduction
12- Channel Layout in the 5-GHz Band Introduction
Wireless Signals and RF Basics Quiz
Wireless RF Power, dB, and Signal Theory1:00:08
1- Understanding Basic Wireless Theory
2- Understanding Frequency
3- Understanding Phase
4- Measuring Wavelength Introduction
5- Understanding RF Power and dB
6- Important dB Laws to Remember Introduction
7- Comparing Power Against a Reference: dBm Introduction
8- Measuring Power Changes Along the Signal Path Introduction
9- Understanding Power Levels at the Receiver
Wireless RF Power, dB, and Signal Theory Quiz
Wireless Modulation Techniques32:36
1- Carrying Data Over an RF Signal Introduction
2- Frequency-hopping spread spectrum (FHSS) Introduction
3- Direct-sequence spread spectrum (DSSS) Introduction
4- Orthogonal frequency-division multiplexing (OFDM) Introduction
Wireless Modulation Techniques Quiz

Wireless Standards & Regulators17:59
1- Regulatory Bodies Introduction
2- International Telecommunication Union Radiocommunication Sector (ITU-R) Introduction
3- Federal Communications Commission (FCC) Introduction
4- European Telecommunication Standards Institute (ETSI) Introduction
5- Other Regulatory Bodies Introduction
Wireless Standards & Regulators Quiz
IEEE Wireless Standards Structure6:54
1- IEEE Standards Body Introduction
2- IEEE Study Group (SG) Introduction
3- IEEE Task Group (TG) Introduction
IEEE Wireless Standards Structure Quiz
IEEE 802.11 Channel Use7:26
1- Channels in the 2.4-GHz ISM Band Introduction
2- Channels in the 5-GHz U-NII Bands Introduction
IEEE 802.11 Channel Use Quiz
Wi-Fi Standards & Technologies1:00:28
1- IEEE 802.11 Standards Introduction
2- IEEE 802.11-1997 Introduction
3- IEEE 802.11b Introduction
4- IEEE 802.11g Introduction
5- IEEE 802.11a Introduction
6- IEEE 802.11n Introduction
7- IEEE 802.11ac Introduction
8- IEEE 802.11ax Introduction
9- IEEE 802.11ad Introduction
10- IEEE 802.11af Introduction
11- IEEE 802.11ah Introduction
12- Channel aggregation Introduction
13- Spatial multiplexing (SM) Introduction
14- MAC layer efficiency Introduction
15- Transmit beamforming (T×BF) Introduction
16- Maximal-ratio combining (MRC) Introduction
17- Scalable MIMO Introduction
18- Multi-user MIMO Introduction
Wi-Fi Standards & Technologies Quiz
Wi-Fi Alliance Standards & Security4:10
1- Wi-Fi Alliance Introduction
2- Wi-Fi Certified n Introduction
3- Wi-Fi Certified ac Introduction
4- Wi-Fi Direct Introduction
5- WPA2 Introduction
6- Protected Management Frames Introduction
7- Wi-Fi Protected Setup (WPS) Introduction
8- Wi-Fi Multimedia (WMM) Introduction
9- Voice-Personal Introduction
10- Voice-Enterprise Introduction
Wi-Fi Alliance Standards & Security Quiz

Wireless Interference Basics9:09
1- Wireless Interference Introduction
2- Co-Channel Interference Introduction
3- Neighboring Channel Interference Introduction
4- Non-802.11 Interference Introduction
Wireless Interference Basics Quiz
Wireless Signal Loss Basics9:41
1- Free Space Path Loss Introduction
2- Mitigating the Effects of Free Space Path Loss Introduction
3- Dynamic rate shifting (DRS) Introduction
Wireless Signal Loss Basics Quiz
RF Interaction with Physical Objects14:05
1- Effects of Physical Objects Introduction
2- Reflection Introduction
3- Absorption Introduction
4- Scattering Introduction
5- Refraction Introduction
6- Diffraction Introduction
7- Fresnel Zones Introduction
RF Interaction with Physical Objects Quiz

Wireless Antenna Basics13:55
1- Antenna Characteristics Introduction
2- Antenna Radiation Patterns Introduction
3- Antenna Gain Introduction
4- Antenna Beamwidth Introduction
5- Antenna Polarization Introduction
Wireless Antenna Basics Quiz
Wireless Antenna Types12:18
1- Antenna Types Introduction
2- Omnidirectional Antennas Introduction
3- Omnidirectional Dipole Antennas Introduction
4- Omnidirectional Monopole Antennas Introduction
5- Omnidirectional Integrated Introduction
6- Directional Antennas Introduction
7- Directional Patch Introduction
8- Directional Yagi Introduction
9- Directional Parabolic dish Introduction
Wireless Antenna Types Quiz
Wireless Antenna Accessories Basics2:34
1- Antenna Accessories Introduction
2- Amplifier Introduction
3- Attenuator Introduction
4- Lightning Arrestor Introduction
Wireless Antenna Accessories Basics Quiz

Wireless Network Types2:27
1- Wireless personal-area network (WPAN) Introduction
2- Wireless local-area network (WLAN) Introduction
3- Wireless metropolitan-area network (WMAN) Introduction
4- Wireless wide-area network (WWAN) Introduction
Wireless Network Types Quiz
Access Point Operating Modes7:51
1- Access Point Repeater Mode Introduction
2- Access Point Workgroup Bridge Mode Introduction
3- Access Point Outdoor Bridge Mode Introduction
4- Access Point Mesh Network Mode Introduction
Access Point Operating Modes Quiz
Wireless Network Architecture Basics1:40:03
1- Comparing Wired and Wireless Networks Introduction
2- Wirelss Network Advantages and Disadvantages Introduction
3- Independent Basic Service Set [IBSS] Introduction
4- Basic Service Set [BSS] Introduction
5- Basic Service Set [BSS] Configuration
6- Extended Service Set [ESS] Introduction
7- Distribution System [DS] Introduction
8- Service Set IDentifier [SSID] Introduction
9- Basic Service Set IDentifier [BSSID] Introduction
10- Basic Service Area [BSA] Introduction
11- Wireless Client or Station [STA] Introduction
12- Wireless Client Association Introduction
13- Wireless Client Roaming Introduction
14- Access Point Repeater Mode Introduction
15- Access Point Workgroup Bridge [WGB] Mode Introduction
16- Access Point Outdoor Bridge Mode Introduction
17- Access Point Mesh Mode Introduction
Wireless Network Architecture Basics Quiz
Wireless LAN Topologies18:49
1- Wireless LAN Topologies Introduction
2- Basic Service Set (BSS) Introduction
3- Distribution System (DS) Introduction
4- Extended Service Set (ESS) Introduction
5- Independent Basic Service Set (IBSS) Introduction
Wireless LAN Topologies Quiz

IEEE 802.11 Frame Format & Addressing26:03
1- IEEE 802.11 Frame Format Introduction
2- IEEE 802.11 TO DS Field Introduction
3- IEEE 802.11 FROM DS Field Introduction
4- IEEE 802.11 Frame Addressing Introduction
5- IEEE 802.11 Address1 Field Introduction
6- IEEE 802.11 Address2 Field Introduction
7- IEEE 802.11 Address3 Field Introduction
8- IEEE 802.11 Address4 Field Introduction
IEEE 802.11 Frame Format & Addressing Quiz
IEEE 802.11 Medium Access & Timing20:53
1- Accessing the Wireless Medium Introduction
2- Carrier Sense Introduction
3- Physical carrier sense Introduction
4- Virtual carrier sense Introduction
5- Collision Avoidance Introduction
6- Reduced interframe space (RIFS) Introduction
7- Short interframe space (SIFS) Introduction
8- Distributed interframe space (DIFS) Introduction
9- Extended interframe space (EIFS) Introduction
IEEE 802.11 Medium Access & Timing Quiz
IEEE 802.11 Frame Types12:40
1- IEEE 802.11 Frame Types Introduction
2- IEEE 802.11 Management Frames Introduction
3- IEEE 802.11 Management Beacon Frame Introduction
4- IEEE 802.11 Management Probe Frame Introduction
5- IEEE 802.11 Management Authentication and deauthentication Frame Introduction
6- IEEE 802.11 Management Association, disassociation, and reassociation Frames Introduction
7- IEEE 802.11 Management Action Frames Introduction
8- IEEE 802.11 Control Ack Frame Introduction
9- IEEE 802.11 Control Block ACK Frame Introduction
10- IEEE 802.11 Control PS-Poll (Power Save Poll) Frame Introduction
11- IEEE 802.11 RTS/CTS Frame Introduction
12- IEEE 802.11 Data Frames Introduction
IEEE 802.11 Frame Types Quiz
IEEE 802.11 Client Operations23:32
1- Client Housekeeping Introduction
2- How A Client Scans for APs ?
3- Passive scan Introduction
4- Active scan Introduction
5- How A Client Joins a BSS ?
6- How A Client Leaves a BSS ?
7- How A Client Moves Between BSSs ?
8- How A Client Saves Power ?
9- Unscheduled Automatic Power Save Delivery (U-APSD) Introduction
10- Traffic Indication Map (TIM) Introduction
11- Delivery Traffic Indication Map (DTIM) Introduction
IEEE 802.11 Client Operations Quiz

Wi-Fi Coverage Tuning Basics11:03
1- AP Cell Size Introduction
2- Tuning Cell Size with Transmit Power Introduction
3- Tuning Cell Size with Data Rates Introduction
Wi-Fi Coverage Tuning Basics Quiz
Wi-Fi Roaming & Channel Planning15:55
1- Adding APs to an ESS Introduction
2- Mobile Client Moving Within an AP Cell Introduction
3- Pitfalls of Reusing Channels in Adjacent APs Introduction
4- The Roaming Process Introduction
5- Client Roaming Correctly Between Two APs Introduction
6- WLAN Channel Layout Introduction
7- Holes in an Alternating Channel Pattern Introduction
8- Better Alternating Channel Pattern Introduction
9- Channel Reuse Over a Large Area Introduction
10- Channel Layout in Three Dimensions Introduction
Wi-Fi Roaming & Channel Planning Quiz
Wi-Fi Site Survey & Design25:26
1- Designing and Validating Coverage with Site Surveys Introduction
2- Applications and Their Requirements Introduction
3- Site Survey Types and Tools Introduction
4- Predictive or Planning Surveys Introduction
5- Passive Site Surveys Introduction
6- Active Site Surveys Introduction
7- Developing a Complete Survey Strategy Introduction
Wi-Fi Site Survey & Design Quiz

AP Architecture , Autonomous & Cloud1:14:50
1- Autonomous AP Architecture
2- SSIDs, VLANs, and Network Integration
3- Data Path and Client Connectivity
4- Scalability Challenges of Autonomous APs
5- Cloud-Based AP Architecture (Meraki Model)
AP Architecture , Autonomous & Cloud Quiz
Cisco Wireless Architecture & AP Modes1:32:49
1- Autonomous AP Architecture Introduction
2- Autonomous AP Architecture Configuration
3- Cloud-based AP Architecture Introduction
4- Split-MAC Architectures Introduction
5- Control and Provisioning of Wireless Access Points (CAPWAP) tunneling protocol Introduction
6- Wireless LAN Controller Deployments Introduction
7- Unified or centralized WLC deployment Introduction
8- Cloud-based WLC deployment Introduction
9- Embedded WLC deployment Introduction
10- Cisco Mobility Express WLC deployment Introduction
11- Cisco AP Modes Introduction
12- Local AP Mode Introduction
13- Monitor AP Mode Introduction
14- FlexConnect AP Mode Introduction
15- Sniffer AP Mode Introduction
16- Rogue Detector AP Mode Introduction
17- Bridge AP Mode Introduction
18- Flex+Bridge AP Mode Introduction
19- SE-Connect AP Mode Introduction
Cisco Wireless Architecture & AP Modes Quiz
Wireless Architectures , Distributed to Split-MAC43:51
1- Wireless Distributed Architectures Introduction
2- Wireless Autonomous Architecture Introduction
3- Wireless Cloud-based Architecture Introduction
4- Wireless Split-MAC Architectures Introduction
5- Centralized Wireless Network Architecture Introduction
6- Converged Wireless Network Architecture Introduction
7- FlexConnect Wireless Network Architecture Introduction
8- Control and Provisioning of Wireless Access Points (CAPWAP) tunneling protocol Introduction
Wireless Architectures , Distributed to Split-MAC Quiz
Cisco Wireless Platforms & AP Capabilities17:28
1- Cisco WLC and WCM Platforms and Capabilities Introduction
2- Cisco Meraki Cloud-based Access Points and Their Capabilities Introduction
3- Cisco Lightweight Access Points and Their Capabilities Introduction
4- LAP special-purpose modes Introduction
Cisco Wireless Platforms & AP Capabilities Quiz

Autonomous AP Configuration Basics27:51
1- Bridging an SSID to a VLAN Introduction
2- Bridging Multiple SSIDs to VLANs Introduction
3- Connecting the AP Introduction
4- Initially Configuring the AP Introduction
5- Upgrading an Autonomous AP Introduction
Autonomous AP Configuration Basics Quiz
Cisco Meraki AP Configuration7:44
1- Accessing the Cisco Meraki Dashboard Introduction
2- Adding New Cisco Meraki APs Introduction
3- Listing Cisco Meraki APs to Claim Introduction
4- Preparing to Configure SSIDs on a Cisco Meraki AP Introduction
5- Listing SSIDs to Configure Introduction
6- Editing Security Settings for an SSID Introduction
7- Editing IP Addressing and VLAN Settings for an SSID Introduction
8- Cisco Meraki Dashboard Tabs and Their Functions Introduction
Cisco Meraki AP Configuration Quiz

Cisco Wireless Controller Ports and Interfaces21:37
1- Controller Ports Introduction
2- Controller Service port Introduction
3- Controller Distribution system port Introduction
4- Controller Console port Introduction
5- Controller Redundancy port Introduction
6- Cisco Controller Models and Supported Distribution and Service Ports Introduction
7- Controller Interfaces Introduction
8- Controller Management interface Introduction
9- Controller AP-manager interface Introduction
10- Controller Virtual interface Introduction
11- Controller Management interface Introduction
12- Controller Service port interface Introduction
Cisco WLC Ports & Interfaces Quiz

Requirements

No prior wireless experience is required — this course starts from the fundamentals.
A basic understanding of computer networks (IP addressing, switching, routing concepts) is helpful but not mandatory.
Access to a laptop or computer capable of running online learning platforms.
A stable internet connection for watching video lessons and accessing course materials.
(Optional) Access to lab environments such as EVE-NG, GNS3, or physical access points if you want hands-on practice, but the course can be completed without them.
A willingness to learn, experiment, and explore new technologies.

Description

Welcome to the Wireless Networking Fundamentals Masterclass, a comprehensive course designed to help you develop a strong understanding of wireless networking technologies, Wi-Fi standards, network architectures, security, design, and troubleshooting.

Whether you are a beginner, IT professional, network engineer, or Cisco certification candidate, this course provides the essential knowledge and practical skills needed to understand modern wireless networks.

Throughout the course, you will explore Radio Frequency (RF) fundamentals, wireless signals, modulation techniques, signal propagation, interference, antenna technologies, and IEEE 802.11 wireless standards.

You will also learn about wireless network architectures, access point operating modes, Cisco Wireless LAN Controllers (WLCs), Cisco Meraki access points, WLAN configuration, and wireless high availability.

The course examines essential IEEE 802.11 concepts, including wireless frame formats, medium access methods, client operations, roaming, mobility architectures, and channel planning.

Wireless security is another important focus. You will explore authentication technologies, encryption protocols, Wi-Fi Protected Access (WPA), and wireless network protection mechanisms.

Additionally, you will study wireless site surveys, coverage optimization, location services, performance monitoring, and troubleshooting techniques.

Through detailed explanations, practical demonstrations, real-world networking examples, and quizzes, you will strengthen your understanding of wireless technologies and their applications in enterprise environments.

By completing this Masterclass, you will build a solid foundation in wireless networking and gain confidence in understanding, configuring, securing, designing, and troubleshooting modern Wi-Fi networks.

Start your wireless networking journey today with Arash Deljoo!

Who this course is for:

Network engineers and technicians who want to expand their knowledge into Wi-Fi and wireless technologies.
IT support and helpdesk staff looking to better understand and troubleshoot wireless issues.
System administrators who manage or support wireless infrastructure in their organization.
Students and beginners who want a structured introduction to wireless networking without needing prior experience.
Professionals transitioning into networking roles who need a solid foundation in RF concepts and Wi-Fi fundamentals.
Anyone preparing for advanced networking paths and wanting to strengthen their wireless understanding before moving forward.
Home lab enthusiasts and hobbyists interested in learning how Wi-Fi works and how to optimize their own setups.

Wireless Networking Fundamentals Masterclass by Arash Deljoo

What you'll learn

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Course content

Wireless Fundamentals & RF Essentials4 lectures • 2hr 39min

Wireless Standards and Certifications5 lectures • 1hr 37min

Wireless Interference & Signal Behavior3 lectures • 33min

Wireless Antennas & Accessories3 lectures • 29min

Wireless Network Architecture & Operations4 lectures • 2hr 9min

IEEE 802.11 Frames, Medium Access & Client Operations4 lectures • 1hr 23min

Wi-Fi Coverage, Roaming & Design3 lectures • 52min

Wireless Architectures & AP Platforms4 lectures • 3hr 49min

AP Configuration , Autonomous & Meraki2 lectures • 36min

Cisco WLC Ports & Interfaces1 lecture • 22min

Requirements

Description

Who this course is for: