...
When the Configuration Manager loads enter the tenant Server Root URL ie https://xxxxx.udm.enoten.netcom where xxxxx is your unique tenant ID. Optionally you can also enter details of your proxy if it is required to get access to the Internet from the server. Next press the start bridge button.
...
Approve the bridge by clicking on the "Approve bridge for provisioning" icon 
in the Actions column. The bridge status will then change to approved 
IMPORTANT: Ensure the directory C:\ProgramData\Event Zero\UDM Pro Bridge\DB is excluded from virus scanning and when backing up that directory stop the UDM services. Failure to do so may lock the DB and cause high CPU issues.
The final step before you are ready to start configuring UDM Pro to deliver configurations to your devices, is to point your phones at the Bridge. There are two options:
...