Which three statements regarding the Cisco Next Generation WAN solutions are correct?
(Choose three.)
A.
Form factors of Cisco Next Generation WAN products include routers.
B.
Cisco WebEx is an essential element of the Cisco Next Generation WAN solution.
C.
The Cisco Next Generation WAN solution supports on-demand services.
D.
All Cisco Next Generation WAN products have built-in hardware and software
redundancy.
E.
Form factors of Cisco Next Generation WAN products include appliances and virtualized
software.