Billion BiPAC 6200WZL R2 User Manual page 80

Click Usage Allowance to go to the Usage Allowance configuration page.
In order to query online time or volume used, you can set the following options.
Mode: Two methods are provided, that is, Volume-based and Time-based.
Volume-based: If choosing Volume-based, you can view the volume you have used.
Only Download: Only make statistics of Download Traffic.
Only Upload: Only make statistics of Upload Traffic.
Download and Upload: Make statistics of both Download and Upload Traffic.
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