If sensors are configured to send system email notifications, by default they send notifications about events related to enrollment and the licensing of virtual sensors.
The following events generate an email notification that is sent to recipients who are configured to receive notifications for "fail" level events.
dupe-appliance-detected
token-server-unreachable
The following events generate an email notification that is sent to recipients who are configured to receive notifications for "info" level events.
token-server-reachable
token-change-state
mvx-enrollment-failure
For information about configuring recipients and determining the notifications they receive, see the System Administration Guide for the appliance.