单项选择题Clients using Cisco-LEAP and EAP-FAST authentication are having no problems logging on to thewireless network, but clients using PEAP are failing to log on. Which situation would result in thistype ofproblem?()
A.Posture validation has not been enabled
B.The AAA server is set to accept both MS-CHAP v2 and GTC for PEAP authentication
C.Clients and server are not using certificates
D.Clients have been set to validate the server identity