This option enables or disables the opportunistic key caching (OKC).
In the PMK caching status under , OKC PMKs can be identified by the authenticator address ff:ff:ff:ff:ff:n, where n is the assigned profile number (e.g. 0 for "WLAN-1", 1 for "WLAN1-2", etc.).
Note: For OKC to function, 2.23.20.3.17 OKC must
        be enabled, and 2.23.20.3.20 PMK-IAPP-Secret must not be empty.
    - SNMP ID:
 - 2.23.20.3.17
 - Console path:
 - Setup > Interfaces > WLAN > Encryption
 - Possible values:
 - Yes
 - No
 
- Default:
 - Yes