A network engineer must propose a scalable enterprise campus access-distribution design model.
Which two scaling factors are the most important to be considered for the Virtual Switching System model? (Choose two.)
A . VSS stops VLAN spanning to the access switches.
B . Both VSS nodes are active from control-plane perspective.
C . STP must be implemented as a loop-avoidance mechanism.
D . VSS eliminates the need to implement FHRP for each VLA
F . STP root and FHRP primary must be tuned at the same node.
Answer: CD