firewalld

firewalld module allows the user to manipulate firewall rules. action variable supports two values add and delete. Both add and delete support the following variables:

1. ports/services - The ports or services to add to firewall.
2. permanent - Whether to make the entry permanent. Allowed values are true/false
3. zone - Default zone is public

For example:

[firewalld]
action=add
ports=111/tcp,2049/tcp,54321/tcp,5900/tcp,5900-6923/tcp,5666/tcp,16514/tcp
services=glusterfs