Which are key devices in the SAFE SMR remote user network? (Choose three)

A.
Layer 2 switch

B.
Router with firewall and VPN support

C.
Layer 3 switch

D.
Firewall with VPN support

E.
NIDS

F.
Personal firewall software

Explanation:

Firewall with VPN support-provides secure end encrypted tunnels between the remote site and the corporate headend; provides network-level protection of remote-site resources and stateful filtering of traffic
Presonal firewall software-provides-level protection for individual PCs Router firewall and VPN support-Provides secure end-to-end encrypted tunnels between the remote site and the corporate headand ;provides network-level protection of remote-site resources snd statefull filtring of traffic;can provides advanced services such as voice or QoS.
Reference: SAFE: Extending the Security Blueprint to Small, Midsize, and Remote-User Networks Page 25