About management ACLs
You enable management ACL and related rule sets under Settings > Security: Management ACL.
To add a rule
1. Click Add New Rule.
2. Select an action.
3. Select a service, and optionally a protocol and ports.
4. Enter a source network.
5. Select an interface.
6. Enter a description.
7. Select where in the list of rules you’d like to place this rule.
8. Optionally, enable packet logging.
9. Add your rule.