ipset
Create IP sets for firewall rules. More information: https://manned.org/ipset.
- Create an empty IP set which will contain IP addresses:
ipset create set_name hash:ip
- Destroy a specific IP set:
ipset destroy set_name
- Add an IP address to a specific set:
ipset add set_name 192.168.1.25
- Delete a specific IP address from a set:
ipset del set_name 192.168.1.25
- Save an IP set:
ipset save set_name > path/to/ip_set