You are installing a new deployment of the Junos Pulse Access Control Service. You have an existing RADIUS server that has a populated user file. You are considering using the RADIUS proxy feature.Which consideration must you take into account?（）

• A、Your RADIUS server database must be replicated onto another device for redundancy.
• B、Inner proxy creates a tunnel between the supplicant and the external server.
• C、RADIUS proxy causes the role assignment process to be skipped.
• D、Outer proxy configuration passes authentication data to the external RADIUS server in clear text.