$ieee8021xCapabilitiesRef = $wsmanConnectionObject.NewReference("SELECT * FROM CIM_IEEE8021xCapabilities WHERE InstanceID='Intel(r) AMT:IEEE 802.1x Capabilities'")
$ieee8021xCapabilitiesInstance = $ieee8021xCapabilitiesRef.Get()
$supportedAuthenticationProtocols = $ieee8021xCapabilitiesInstance.GetProperty("SupportedAuthenticationProtocols")