Which two of these statements best reflect how to position a Cisco IP telephony solution against a competitor solution? (Choose two.)
A.
Cisco is the market innovator for IP telephony and invests heavily in research and development
B.
Cisco IP telephony solutions typically have less up-front costs than IP-enabling an existing PBX.
C.
An IP-enabled PBX solution does not offer “five nines” of reliability.
D.
Cisco has over 6000 IP telephony customers that have realized an increased ROI from a true, end-to-end converged architecture.