A customer wants to authenticate AOS-Switch managers to a RADIUS server. Managers should be assigned either read-only or full read-write level access based on the Service-Type VSA in their user account.
What must the network administrator enable on the AOS-Switches to ensure they comply with this plan?
A. RADIUS-based command authorization
B. a manager and operator password
C. privileged-mode login authentication
D. SNMPv3 and SNMPv3 restricted access.