Which best describes the auto-attendant in a Cisco Unified Communications environment?
A.
A set of call processing instructions that automatically tell the system what to do when it
reaches a particular system ID
B.
A system that automatically allows inside or outside callers to leave voice-mail messages 24
hours, 7 days a week, even when no operator is on duty
C.
A function that greets and guides callers through a telephony system in a friendly and timely
manner, allowing them to reach an endpoint, leave messages, or speak to an operator
D.
A function that allows the option of listening to, composing, replying to, forwarding, or deleting
calls or voice-mail messages through a website without the need of a live telephone operator