Which product is the software-based call-processing component of a Cisco IP telephony solution?
A.
Cisco CallManager
B.
Cisco Unity
C.
Cisco Unity Express
D.
Cisco Media Convergence Server
Explanation:
Reference:
http://www.cisco.com/en/US/products/sw/voicesw/ps556/index.html http://www.cisco.com/en/US/products/hw/voiceapp/ps378/index.html