Monitoring your WAN usage can be configured in InControl or on the routers Web Admin GUI.
Web Admin GUI
Firstly, you must enable Bandwidth Allowance Monitor and email notifications on the device GUI .
The Bandwidth Allowance Monitor is enabled per WAN in the WAN Connection Settings in the router GUI.

Secondly, navigate to email notifications in router’s GUI-(system-email notifications), then enable notifications and configure the outgoing email server, port and recipient email address.

InControl
Bandwidth Allowance Monitoring can be configured using InControl Notifications and SIM Reports.
Automated email alerts can also be created for :
- Device online/offline
- HA transitions
- WAN up/down
- PepVPN/Speedfusion up/down
- Speedfusion cloud events
- IPSEC VPN up/down
- Bandwidth Usage
- LAN port up/down
This is explained in the following sections in the InControl documentation.