An administrator wishes to deploy an IPSec VPN connection between two routers across a WAN. The administrator wants to ensure that the VPN is encrypted in the most secure fashion possible. Which of the following BEST identifies the correct IPSec mode and the proper configuration?
A.
IPSec in tunnel mode, using both the ESP and AH protocols
B.
IPSec in tunnel mode, using the ESP protocol
C.
IPSec in transport mode, using the AH protocol
D.
IPSec in transport mode, using both ESP and AH protocols
It should be B. AH doesn’t provide encryption.