Refer to the exhibit.

A site is using four-digit extensions for internal calling. The voice-mail pilot
number is 8000. Calls to extension 2001 hear the Cisco Unity opening greeting instead of the
subscriber’s greeting when forwarded to Cisco Unity.
What is the probable cause?

A.
The mailbox is configured with the E.164 number instead of the extension.

B.
A call routing rule has been added that is preempting the Attempt Forward rule.

C.
Extension 2001 has not been defined in Cisco Unity.

D.
A greeting has not been recorded for mailbox 2001.

E.
The Voice Mail Box Mask setting in Cisco Unified CallManager is set to 8000 instead of XXXX