單項選擇題

Which statement about data center access layer design modes is correct?（）

A. The access layer is the first oversubscription point in a data center design.
B. When using a Layer 2 loop-free design, VLANs are extended into the aggregation layer.
C. When using a Layer 2 looped design, VLANs are not extended into the aggregation layer.
D. When using a Layer 3 design,stateful services requiring Layer 2 connectivity are provisioned from the aggregation layer.
E. The data center access layer provides the physical-level connections to the server resources and only operates at Layer 3.

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單項選擇題

Which statement correctly describes a situation in which VRFs are used in the data center?（）

A. Partitioning of network resources is enabled.
B. VRFs cannot support path isolation from MAN/WAN designs.
C. VRFs cannot be used to map a virtualized data center to a MPLS implementation.
D. VRFs do not allow for the use of application services with multiple access topologies.
E. An access design using a VRF allows for an aggregation layer service module solution.

多項選擇題

Which two statements correctly describe a situation in which an Active/Standby Service Module design is being used?（）

A. Troubleshooting is more complicated.
B. Service and switch modules are underutilized.
C. Layer 2 adjacency is required with the servers that use this design.
D. Layer 3 adjacency is required with the servers that use this design.
E. Load balancing will always occur across both access layer uplinks.

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Which statement about data center access layer design modes is correct?（）

你可能感興趣的試題

Which statement correctly describes a situation in which VRFs are used in the data center?（）

Which two statements correctly describe a situation in which an Active/Standby Service Module design is being used?（）

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