Billion BiPAC 6200WZL R2 User Manual page 81

Time-based: If choosing Time-based, you can view the online hours you have used.
You can also assign the billing period.
Over usage allowance action: If the online time or traffic you have used exceeds the usage
allowance you set. The system will do the followings operations.
Save the statistics to ROM: Choose the time interval for saving statistics. You can choose to save for
Every one hour or Disable the function.
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