Which numbered box represents the distribution layer?

Refer to the exhibit.

A standard, Layer 2 campus network design is pictured. Which numbered box represents the distribution layer?

Refer to the exhibit.

A standard, Layer 2 campus network design is pictured. Which numbered box represents the distribution layer?

A.
#1

B.
#3

C.
#4

D.
#2

Explanation:
#1 Access
#2 Distribution
#3 Core
#4 Server Farm / Data Center
#5 WAN Module
#1 is the access layer, since it interfaces directly with the clients #3 is the core layer, since these switches have a direct connection (highest resiliency) and they interface directly with the WAN module
#4 is the datacenter layer, because it interfaces directly with the campus servers #5 is the WAN module, it interfaces with the internet



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