How to clear history data vos3000

Double-click “System management > Data maintenance”

Choose history data you want to clear

For example: clear cdr

Choose “Cdr tables”, then choose “Begin time” and “End time” and choose filter

Notice: if begin time and end time not choose, it mean’s filter all cdr tables

choose cdr tables time you want to clear, then choose Delete and choose Apply.

notice: the “system log” tables can’t be cleared