Reference Guide
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Device Groups
Creating Device Groups
similar devices with the same access methods should be part of the same device group it is best to create device groups before devices, so that when a device is created it can immediately be included in a device group to create device groups a new device group can be created as a sub device group as well sub device groups can only be created after a parent group has been created a device group, can only have devices or only device groups it cannot have both device groups and devices at the same time