CWNA path

A living map from exam domains to posts on this site. Use it as a checklist while you study — then grow it toward CWAP, CWDP, and CWNE.

  1. RFRadio Frequency fundamentalsWavelength, amplitude, SNR, dBm, free space path loss, and antenna basics.
  2. PHY802.11 physical layerChannels, channel width, MCS, OFDM, and what actually fills the airtime.
  3. MACMedium access & roamingCSMA/CA, contention, association, and what “sticky clients” really mean.
  4. ARCHWLAN architectureController, cloud, and campus patterns — where config lives and how APs join.
  5. SECWLAN securityWPA2/WPA3, 802.1X, PSK pitfalls, and guest isolation concepts.
  6. TSHOOTTroubleshootingSpectrum, packet captures, and a method for “Wi‑Fi is slow” tickets.