| 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?
| 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. | |
| C. |
A mix of both Layer 2 and Layer 3 access is 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. |