Allow users the ability to create user defined lists. To be able to select these when create firewall rules, to save time and simplify the list view. :
IP Address (1…Many)
For Example
List Name: DNS Servers
1.1.1.1,9.9.9.9,1.0.0.1,8.8.8.8
List Name: dns ports
53
The makes creating firewall rules much simpler.
One rule vs 4 separate rules :
Allow IP Subnet : 10.10.100.1/24 to List: DNS Servers with Port List: dns ports
Sytem will generate in the background 4 rules but saves user time and makes managing the firewall easier.
creation if a list of Subnets IPv4/IPv6
10.10.100.1/23
192.168.74.1/24
172.12.18.1/29