What advantages are there in using a hub-and-spoke IPSec VPN configuration instead of a
fullymeshed set of IPSec tunnels? (Select all that apply.)

A.
Using a hub and spoke topology is required to achieve full redundancy.
B.
Using a hub and spoke topology simplifies configuration.
C.
Using a hub and spoke topology provides stronger encryption.
D.
Using a hub and spoke topology reduces the number of tunnels.