You have four Cisco WLCs and have deployed wired guest access, using a single guest VLAN for
all controllers. How can you achieve redundancy if the guest VLAN fails on the infrastructure
switches?

A.
Configure one Cisco WLC as the anchor controller for the wired guest VLAN.

B.
Configure a different wired guest VLAN on each Cisco WLC.

C.
Configure all the Cisco WLCs in the same mobility group.

D.
Set a fallback port on the wired guest interface.

E.
You cannot achieve redundancy of the wired guest VLAN.