Analyze. Assess. Advance. Master 802.11 frame analysis, protocol decoding, and spectrum troubleshooting with industry-standard tools like OmniPeek, AirMagnet, CommView, and Observer — and become the engineer every team calls when the Wi-Fi "just won't work."
From PHY and MAC layer internals to enterprise-grade protocol analyzers — every CWAP-404 exam domain covered with real packet captures and live troubleshooting scenarios.
Master the full CWAP knowledge base — 802.11 PHY characteristics, DCF and EDCF media access, MAC frame field decoding, addressing schemes, wired AP/bridge connectivity, and hands-on capture and analysis with OmniPeek, AirMagnet, CommView, and Observer.
OFDM, DSSS, HT, VHT and HE modulation, signal encoding, data rates, and PHY headers.
CSMA/CA, interframe spacing, backoff timers, NAV, and QoS-based EDCA access categories.
Decode the four-address scheme — BSSID, SA, DA, TA, RA — across every frame type.
Visualise channel utilisation, RF interference, and roaming events using AirMagnet Spectrum XT.
Ethernet backhaul standards, PoE/PoE+, VLAN trunking, and bridging wireless to wired segments.
Decode 802.11a/b/g/n/ac/ax amendments, capability information elements, and vendor IEs.
Capture, decode, and troubleshoot using WildPackets OmniPeek, Network Instruments Observer, AirMagnet, TamoSoft CommView, and Network Chemistry WIDS/WIPS.
CWAP-404 is CWNP's professional-level credential for deep WLAN troubleshooting and protocol analysis — the next step after CWNA, and a key building block toward CWNE.
Protocol analysis and frame-level troubleshooting techniques that work across every Wi-Fi vendor and platform.
Builds directly on CWNA fundamentals and is a core stepping stone toward the elite CWNE certification.
Hands-on practice with OmniPeek, AirMagnet, CommView for WiFi, and Observer Analyzer.
Our 12-module curriculum maps directly to the official CWAP-404 exam objectives — no guessing, no gaps.
Diagnose retry storms, roaming failures, RF interference, and security misconfigurations with confidence.
From PHY and MAC layer fundamentals to hands-on analysis with the industry's leading wireless protocol analyzers.
CWAP-certified professionals are in demand at network vendors, system integrators, managed service providers, and large enterprise IT teams across India, the Gulf, and globally.
Join networking professionals advancing their careers with CWNP's CWAP-404 — the professional-level certification for deep WLAN troubleshooting and protocol analysis.