You administer a Cisco CME router with CUE installed. You issue the show running-config command on the router and receive the following partial output: ephonedn 51 number 70... mwi on ! ephonedn 52 number 71... mwi off Which of the following statements are true? (Choose two.)
A. When a caller dials 70123, the MWI light for extension 70123 will turn on
B. When a caller dials 70123, the MWI light for extension 123 will turn on
C. When a caller dials 71123, the MWI light for extension 71123 will turn off
D. The MWI lights cannot be turned on manually from an IP phone
E. When a caller leaves a message for extension 123, the MWI light for extension 123 will turn on