As a best practice, where should firewall services and STP root guard be important topology?

Network architect is recommending that a customer move from a three-tier campus LAN topology to a two-tier topology that routes traffic distribution layer provides firewall services and STP root guard.

As a best practice, where should firewall services and STP root guard be important topology?
A . These security features should be implemented at both the network access layer and the core.
B . These security features should be implemented at the core.
C . These security features should be implemented at the network access layer.
D . Firewall services features should be implemented at the core, and STP root guard be implemented at the access layer

View Answer

Answer: C