What two components are required to add on-premises web conferencing to an existing Cisco Unified MeetingPlace 7.0 system with voice and video conferencing? (Choose two.) Select 2 response(s).
A.
Cisco Unified MeetingPlace video blades
B.
UCSS
C.
video user license
D.
Cisco Unified MeetingPlace web server
E.
web user license
F.
voice user license