Your company is deploying a new WAN that uses transport over a private network infrastructure to provide an any-to-any topology. Your manager is concerned about the confidentiality of data as it crosses the WAN. Scalability of the SRX Series device’s ability to perform IKE key exchanges is a key consideration.

Which VPN design satisfies your manager’s concerns?

A.
a transparent IPSec VPN

B.
a hub-and-spoke VPN

C.
a point-to-multipoint VPN

D.
a group VPN