Which of the following system wide options can be configured in Cisco CME? (Choose all that apply).

A.
Interdigit timeout.

B.
Musci-on-hold music file.

C.
Music-on-hold live feed port.

D.
Default speed dials for all IP phones.

E.
Modified speed dials for all IP phones

Explanation:
Only modified speed dials for all IP Phones cannot be configured system wide.