Determines the security modes of the WLAN port.
noRestrictions - The default value,no any security mode is set.
userLoginSecureExt - Access to the port is denied until the port
client is authorized (by 802.1X).
psk - Access to the port is denied until the port client is
authorized (by 802.1X key negotiation).
macAddressAndPsk - The MAC address is first authenticated and only if
this succeeds does the psk then attempt user authentication.
userLoginSecureExtOrPsk - This selects both the userLoginSecureExt and
psk modes together such that either is allowed to authorized access.
Which mode works for client depends on the client's choice.
ext - Access to the port is denied until the port client is
authenticated (by ext).