Certified Wireless Network Administrator

Certified Wireless Network Administrator (CWNA) Training and Certification in Coimbatore

Establish a strong foundation in wireless networking with the Certified Wireless Network Administrator (CWNA) Training in Coimbatore. This course is designed for IT professionals, network engineers, and wireless specialists who want to develop a solid understanding of wireless LAN administration, deployment, security, and troubleshooting.

The CWNA certification, offered by the Certified Wireless Network Professional (CWNP) program, is a globally recognized credential that validates your ability to manage enterprise Wi-Fi networks. Through hands-on training and real-world scenarios, you’ll gain the skills required to work with wireless technologies across various vendors and platforms.


Why Choose This Course?

  • Industry-Recognized Certification that enhances career prospects in networking

  • Comprehensive Wireless Training covering RF fundamentals, WLAN architecture, and security

  • Vendor-Neutral Approach – applicable across Cisco, Aruba, Ubiquiti, and more

  • Hands-On Labs for wireless site surveys, spectrum analysis, and troubleshooting

  • Ideal for Entry-Level to Intermediate Networking Roles


What You Will Learn

  • Radio frequency (RF) fundamentals and antenna concepts

  • Wireless LAN hardware and software components

  • IEEE 802.11 standards, amendments, and frame types

  • Wireless security protocols and threat mitigation

  • WLAN design, planning, and deployment strategies

  • Troubleshooting wireless performance and connectivity issues

  • Performing site surveys and using wireless analysis tools


Who Should Enroll?

  • Network administrators and wireless support engineers

  • IT professionals preparing for wireless certifications

  • Professionals working with WLAN deployments and support

  • Candidates preparing for the CWNA certification exam

  • Anyone interested in gaining in-depth knowledge of wireless networking


Key Features

  • Instructor-led training by certified wireless experts

  • Real-time labs with simulation and site survey tools

  • Access to exam-focused materials and mock tests

  • CWNA course completion certificate

  • Interview support and resume guidance


Build your wireless networking expertise and step into high-demand roles with the CWNA Training in Coimbatore. Whether you’re entering the wireless field or strengthening your skills, this course delivers the practical knowledge needed to succeed in enterprise Wi-Fi environments.

Certified Wireless Network Administrator CWNA-108 Syllabus

Modules

  • Radio Frequency (RF) Technologies - 15%
  • 1. Define and explain the basic characteristics of RF and RF behavior


    Wavelength, frequency, amplitude, phase, sine waves


    RF propagation and coverage


    Reflection, refraction, diffraction and scattering


    Multipath and RF interference


    Gain and loss


    Amplification


    Attenuation


    Absorption


    Voltage Standing Wave Ratio (VSWR)


    Return Loss


    Free Space Path Loss (FSPL)


    2. Apply the basic concepts of RF mathematics and measurement


    Watt and milliwatt


    Decibel (dB)


    dBm and dBi


    Noise floor


    SNR


    RSSI


    dBm to mW conversion rules of 10 and 3


    Equivalent Isotropically Radiated Power (EIRP)


    3. Identify RF signal characteristics as they relate to antennas.


    RF and physical line of sight and Fresnel zone clearance


    Beamwidths


    Passive gain


    Polarization


    Antenna diversity types


    Radio chains


    Spatial multiplexing (SM)


    Transmit Beamforming (TxBF)


    Maximal Ratio Combining (MRC)


    MIMO


    4. Explain and apply the functionality of RF antennas, antenna systems, and accessories available


    Omni-directional antennas


    Semi-directional antennas


    Highly directional antennas


    Reading Azimuth and Elevation charts for different antenna types


    Antenna orientation


    RF cables and connectors


    Lightning arrestors and grounding rods/wires


  • WLAN Regulations and Standards - 20%
  • 1. Explain the roles of WLAN and networking industry organizations


    IEEE


    Wi-Fi Alliance


    IETF


    Regulatory domains and agencies


    2. Explain and apply the various Physical Layer (PHY) solutions of the IEEE 802.11-2016 standard as amended including supported channel widths, spatial streams, data rates.


    DSSS – 802.11


    HR-DSSS – 802.11b


    OFDM – 802.11a


    ERP – 802.11g


    Wi-Fi 4 - HT – 802.11n


    Wi-Fi 5 - VHT – 802.11ac


    Wi-Fi 6 - HE - 802.11ax


    3. Understand spread spectrum technologies, Modulation and Coding Schemes (MCS)


    DSSS


    OFDM


    OFDMA and Resource Units


    BPSK


    QPSK


    QAM (16, 64, 256,1024)


    4. Identify and apply 802.11 WLAN functional concepts


    Primary channels


    Adjacent overlapping and non-overlapping channels


    Throughput vs. data rate


    Bandwidth


    Guard Interval


    5. Describe the OSI model layers affected by the 802.11-2016 standard and amendments


    6. Identify and comply with regulatory domain requirements and constraints (specifically in 2.4 GHz and 5 GHz)


    Frequency bands used by the 802.11 PHYs


    Available channels


    Regulatory power constraints


    Dynamic Frequency Selection (DFS)


    Transmit Power Control (TPC)


    7. Explain basic use case scenarios for 802.11 wireless networks


    Wireless LAN (WLAN) – BSS and ESS


    Wireless bridging


    Wireless Ad-Hoc (IBSS)


    Wireless Mesh


  • WLAN Protocols and Devices - 20%
  • 1. Describe the components and functions that make up an 802.11 wireless service set


    Stations (STAs)


    Basic Service Set (BSS) (Infrastructure mode)


    SSID


    BSSID


    Extended Service Set (ESS)


    IBSS (Ad-Hoc)


    Distribution System (DS)


    Distribution System Media (DSM)


    2. Define terminology related to the 802.11 MAC and PHY


    MSDU, MPDU, PSDU, and PPDU


    A-MSDU and A-MPDU


    PHY preamble and header


    3. Identify and explain the MAC frame format


    MAC frame format


    MAC addressing


    4. Identify and explain the purpose of the three main 802.11 frame types


    Management


    Control


    Data


    5. Explain the process used to locate and connect to a WLAN


    Scanning (active and passive)


    Authentication


    Association


    Open System Authentication and Shared Key authentication


    Connecting to 802.1X/EAP and Pre-Shared Key authentication networks


    BSS selection


    Connecting to hidden SSIDs


    6. Explain 802.11 channel access methods


    DCF


    EDCA


    RTS/CTS


    CTS-to-Self


    NAV


    Interframe spaces (SIFS, DIFS, EIFS, AIFS)


    Physical carrier sense and virtual carrier sense


    Hidden node


    7. Explain 802.11 MAC operations


    Roaming


    Power save modes and frame buffering


    Protection mechanisms


    8. Describe features of, select, and install WLAN devices, control, and management systems


    Access Points (APs)


    WLAN controllers


    Wireless network management systems


    Wireless bridge and mesh APs


    Client devices


  • WLAN Network Architecture and Design Concepts - 15%
  • 1. Describe and implement Power over Ethernet (PoE) 802.3af, 802.3at, 802.3bt


    Power Source Equipment


    Powered Device


    Midspan and endpoint PSEs


    Power classes to include power differences between PSE and PD


    Power budgets and powered port density


    2. Define and describe differences, advantages and constraints of the different wireless LAN architectures


    Centralized data forwarding


    Distributed data forwarding


    Control, Management and Data planes


    Scalability and availability solutions


    Tunneling, QoS and VLANs


    3. Describe design considerations for common deployment scenarios in wireless such as coverage requirements, roaming considerations, throughput, capacity and security


    Design considerations for data


    Design considerations for voice


    Design considerations for video


    Design considerations for location services including Real-Time Location Services (RTLS)


    Design considerations for highly mobile devices (e.g. tablets and smartphones)


    Capacity planning for high and very high-density environments


    Design considerations for guest access/BYOD


    Design considerations for supporting legacy 802.11 devices


    4. Demonstrate awareness of common proprietary features in wireless networks.


    AirTime Fairness


    Band steering


    Dynamic power and channel management features


    5. Determine and configure required network services supporting the wireless network


    DHCP for client addressing, AP addressing and/or controller discovery


    DNS for address resolution for clients and APs


    Time synchronization protocols (e.g. NTP, SNTP)


    VLANs for segmentation


    Authentication services (e.g. RADIUS, LDAP)


    Access Control Lists for segmentation


    Wired network capacity requirements


  • WLAN Network Security - 10%
  • 1. Identify weak security options that should not be used in enterprise WLANs


    WEP


    Shared Key authentication


    SSID hiding as a security mechanism


    MAC filtering


    Use of deprecated security methods (e.g. WPA and/or WPA2 with TKIP)


    Wi-Fi Protected Setup (WPS)


    2. Identify and configure effective security mechanisms for enterprise WLANs


    Application of AES with CCMP for encryption and integrity


    WPA2-Personal including limitations and best practices for pre-shared (PSK) use


    WPA2-Enterprise -configuring wireless networks to use 802.1X including connecting to RADIUS servers and appropriate EAP methods


    3. Understand basic concepts of WPA3 and Opportunistic Wireless Encryption (OWE) and enhancements compared to WPA2


    Understand basic security enhancements in WPA3 vs. WPA2


    Understand basic security enhancements of encryption and integrity in WPA3 (e.g. CCMP, GCMP, AES)


    Simultaneous Authentication of Equals (SAE) in WPA3 as an enhancement for legacy pre-shared key technology


    Understand the purpose of Opportunistic Wireless Encryption (OWE) for public and guest networks


    4. Describe common security options and tools used in wireless networks


    Access control solutions (e.g. captive portals, NAC, BYOD)


    Protected management frames


    Fast Secure Roaming methods


    Wireless Intrusion Prevention System (WIPS) and/or rogue AP detection


    Protocol and spectrum analyzers


    Best practices in secure management protocols (e.g. encrypted management HTTPS, SNMPv3, SSH2, VPN and password management)


  • RF Validation - 10%
  • 1. Verify and document that design requirements are met including coverage, throughput, roaming, and connectivity with a post-implementation validation survey


    2. Locate and identify sources of RF interference


    Identify RF disruption from 802.11 wireless devices including contention vs. interference and causes/sources of both including co-channel contention (CCC), overlapping channels, and 802.11 wireless device proximity


    Identify sources of RF interference from non-802.11 wireless devices based on the investigation of airtime and frequency utilization


    Understand interference mitigation options including removal of interference source or change of wireless channel usage


    3. Perform application testing to validate WLAN performance


    Network and service availability


    VoIP testing


    Real-time application testing


    Throughput testing


    4. Understand and use the basic features of validation tools


    Use of throughput testers for validation tasks


    Use of wireless validation software (specifically survey software and wireless scanners)


    Use of protocol analyzers for validation tasks


    Use of spectrum analyzers for validation tasks


  • WLAN Troubleshooting - 10%
  • 1. Describe and apply common troubleshooting tools used in WLANs


    Use of protocol analyzers for troubleshooting tasks


    Use of spectrum analyzers for identifying sources of interference


    Use of management, monitoring and logging systems for troubleshooting tasks


    Use of wireless LAN scanners for troubleshooting tasks


    2. Identify and troubleshoot common wireless issues


    Identify causes of insufficient throughput in the wireless distribution systems including LAN port speed/duplex misconfigurations, insufficient PoE budget, and insufficient Internet or WAN bandwidth


    Identify and solve RF interference using spectrum analyzers


    Identify wireless performance issues using SNR, retransmissions, and airtime utilization statistics


    Identify causes of wireless issues related to network services including DHCP, DNS, and time protocols including using native interface and IP configuration tools (e.g. pings, DNS lookups, interface configuration)


    Identify wireless issues related to security configuration mismatches