Which Statement Best Describes Clustering in a Small-Business Wireless Network?

Which Statement Best Describes Clustering in a Small-Business Wireless Network?

A.
Automatically Configures Wireless Clinet Devices via Wi-Fi Protected Setup

B.
Allows multiple access points to be connected wirelessly, without the need for a wired Ethernet

C.
Replicates configuration parameters across access point in the cluster, while optimizing network.

D.
Can get real-time traffic or bandwidth statistics from an access point within a cluster