ipset
A tool to create IP sets for firewall rules.
TLDR
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]
