Which one of these statements is true concerning the data center distribution (aggregation) layer design?

Which one of these statements is true concerning the data center distribution (aggregation) layer
design?

Which one of these statements is true concerning the data center distribution (aggregation) layer
design?

A.
With Layer 3 at the aggregation layer, the physical loops in the topology must still be managed
by STP.

B.
The boundary between Layer 2 and Layer 3 must reside in the multilayer switches, independent
of any other devices such as firewalls or content switching devices.

C.
A mix of both Layer 2 and Layer 3 access is sometimes the most optimal.

D.
In a small data center, the aggregation layer can connect directly to the campus core,
exchanging IP routes and MAC address tables.

Explanation:



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