officecdn. microsoft. com. edgesuite. net saturating my circuit I need an explanation as to why my Office 365 clients (who do not use OneDrive SharePoint Exchange Online to sync data) over the last 6 hours have transferred over 30GB(?!) of data between the officecdn microsoft com edgesuite net and other delivery systems (2 tlu dl delivery mp microsoft com, 7 au download windowsupdate com, etc ) causing