WPA2-Key-Management

You can configure the WPA2 key management with this option.

Important: Although it is possible to make multiple selections, this is advisable only if you are sure that the clients attempting to login to the access point are compatible. Unsuitable clients deny the connection if an option other than Standard is enabled.
SNMP ID:
2.23.20.20.19 
Telnet path:
Setup > Interfaces > WLAN > Interpoint-Encryption
Possible values:
SHA256
Enables key management according to the IEEE 802.11w standard with keys based on SHA-256.
Standard
Enables key management according to the IEEE 802.11i standard without Fast Roaming and with keys based on SHA-1. Depending on the configuration, the WLAN clients in this case must use opportunistic key caching, PMK caching or pre-authentication.
Default:
Standard