To which network layer should Cisco Express Forwarding be tuned to support load balancing and to make more informed forwarding decisions?
A. Layer 1
B. Layer 2
C. Layer 3
D. Layer 4
E. Layer 5
F. Layer 6
G. Layer 7
Answer: D
Which STP enhancement can be configured on Layer 2 ports between distribution layer switches?
A. LoopGuard
B. PortFast
C. UplinkFast
D. RootGuard
Answer: A
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