A Security Policy installed by another Security Administrator has blocked all SmartDashboard connections to the stand-alone installation of R71. After running the fw unloadlocal command, you are able to reconnect with SmartDashboard and view all changes. Which of the following change is the most likely cause of the block?

A.
A Stealth Rule has been configured for the R71 Gateway.

B.
The Allow control connections setting in Policy > Global Properties has been unchecked.

C.
The Security Policy installed to the Gateway had no rules in it

D.
The Gateway Object representing your Gateway was configured as an Externally Managed VPN Gateway.