Prerequisites:
SMA1000 CMS and minimum two managed appliances running firmware version 12.4.
To assign rules to a subset of appliance
Login to CMS.
Navigate to Managed Appliances > Configure.
Click Define Policy.
Under Security Administration, select Access Control.
Click +New.
In General tab, configure to add a new rule and click Next.
In Advanced tab, configure the required settings.
Under Global Policy, select the realm to assign rules to specific appliances.
Click Finish and apply changes.
Proceed to synchronize policy.
All the appliances are assigned with the rules.