Which type of security should a business use on its layer 2 switch to isolate the finance network from other departmental networks?

A - Virtual Private Network (VPN)

B - Internet Protocol Security (IPSec)

C - Virtual Local Area Network (VLAN)

D - Remotely Triggered Black Hole (RTBH) - ANS-- C - Virtual Local Area Network (VLAN)



VLANs allow companies to logically segment network traffic, ensuring devices on different VLANs cannot communicate unless otherwise specified in a layer 3 device ...