Which Virtual Private Network solution will satisfy the administrator’s requirements?

A vSphere administrator wants to setup an NSX Edge Service Gateway to provide traveling
employees secure access to company servers located in specific network segments within the
corporate Data Centers. The solution has to be as scalable as possible.
Which Virtual Private Network solution will satisfy the administrator’s requirements?

A.
SSL VPN

B.
MPLS VPN

C.
Layer 2 VPN

D.
IPSec VPN