Hi N0v8or, the Cox Data Usage Meter has been tested for accuracy by Cox. Netforecast, an independent third party, has also provided an independent report (PDF) verifying accuracy. Here's a link to a 2016 Audit Report:
www.netforecast.com/.../NFR5125_Cox_Internet_Usage_Meter_2016_Accuracy_Audit_Report.pdf
Additionally, I am including information about data usage, and how online activities can impact data usage.
www.cox.com/.../data-usage-and-cox-services.html
www.cox.com/.../how-online-activities-impact-data-usage.html
www.cox.com/.../data-usage.html
-Kevin M. Cox Support Forum Moderator
