Given: ABC Company wants to implement a secure wVoIP system that is compliant with the IEEE 802.11 standard and has the fastest roaming capability available over a layer 3 infrastructure.

What WLAN system type is best suited for ABC Company?

A.
Wi-Fi VoIP switches

B.
IEEE 802.11 mesh routers

C.
WLAN controller with lightweight access points

D.
WNMS with autonomous IEEE 802.11 access points