On Wed, Apr 22, 2020 at 11:24 AM Michaël Couren <couren@abes.fr> wrote:

>
> Also, please note that in el8 (which will be the only supported OS for
> oVirt 4.4), if you do not want to use firewalld, might have to
> convert/amend your scripts/conf to use nftables.
>
> Best regards,
> --
> Didi

Hi, I'm still using iptables on CentOS8-stream but not sure if it uses nftables or the "old" good netfilter
in the backend.

This could be useful:

https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/configuring_and_managing_networking/using-and-configuring-firewalls-using-firewalld_configuring-and-managing-networking

https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/configuring_and_managing_networking/getting-started-with-nftables_configuring-and-managing-networking

and also this:
https://www.redhat.com/en/blog/using-nftables-red-hat-enterprise-linux-8