Yes, we can create an alert that sends an email to inform you when an AP has disconnected from the HiveManager.
If you are using HiveManager (formerly NG), this guide will walk you through how to enable these alerts: https://thehivecommunity.aerohive.com/s/article/How-to-Generate-an-Alarm-When-a-Device-Disconnects-from-the-HiveManager
And this is the guide for HiveManager Classic: https://thehivecommunity.aerohive.com/s/article/How-to-Generate-an-Alarm-When-a-Device-Disconnects-from-the-HiveManager-Classic
