TO HOLD A CALL ................................................................................ 107
TO TRANSFER A CALL ....................................................................... 109
LAST NUMBER REDIAL ...................................................................... 118
VOICE CALL......................................................................................... 119
VOICE MAIL SYSTEM ......................................................................... 120
DO NOT DISTURB ............................................................................... 120
SECURITY MODE................................................................................ 135
EMERGENCY CALL............................................................................. 137
PHONEBOOK....................................................................................... 138
CALL HISTORY.................................................................................... 149
4.DIRECTORY OPERATION
TO ADD NEW DATA ............................................................................ 153
TO DELETE ALL DATA........................................................................ 186
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