|Exam 200-310||Question id=290||Addressing and Routing Protocols in an Existing Network|
Which statement is true concerning the data center distribution (aggregation) layer design?
With Layer 3 at the aggregation layer, the physical loops in the topology must still be managed by STP.|
The boundary between Layer 2 and Layer 3 must reside in the multilayer switches, independent of any other devices.|
A mix of both Layer 2 and Layer 3 access is the most optimal.|
In a small data center, the aggregation layer can connect directly to the campus core, exchanging IP routes and MAC address tables.|