Wireless
authentication key-management wpa version 2
Make the SSID a WPA2 network: only stations that present its pre-shared key may associate.
Works on: Access pointMode: ssid
Example
AP-Lobby(config)# dot11 ssid GUEST-WIFI
AP-Lobby(config-ssid)# authentication key-management wpa version 2
AP-Lobby(config-ssid)# wpa-psk ascii LobbyGuest2026Watch out
Key management with no key locks everyone out: no station can associate until 'wpa-psk ascii <key>' is set.
Run this command live
Don't just read it — type authentication key-management wpa version 2 in a real network simulator in your browser and watch it take effect. No install, no account needed to start.
Frequently asked
What does the "authentication key-management wpa version 2" command do?
Make the SSID a WPA2 network: only stations that present its pre-shared key may associate.
What's the common gotcha with "authentication key-management wpa version 2"?
Key management with no key locks everyone out: no station can associate until 'wpa-psk ascii <key>' is set.
Example of "authentication key-management wpa version 2"
AP-Lobby(config)# dot11 ssid GUEST-WIFI AP-Lobby(config-ssid)# authentication key-management wpa version 2 AP-Lobby(config-ssid)# wpa-psk ascii LobbyGuest2026