Unassign Devices from a Sinkhole
- Go to Configure> Firewall Policy> DNS Sinkhole.
The DNS Sinkhole page is displayed.
- Select the sinkhole from which you want to unassign devices,
click More, and then click Unassign Device.
You are prompted to confirm that you want to unassign the devices.
- Click Yes to confirm.
All the devices assigned to the sinkhole are unassigned.
- Publish the sinkhole policy. See Publish a DNS Sinkhole Policy.