Port Fowarding on cfg firewall

[pacogp]

Hi guys.
I`m reading documentation but i`m a bit confused.
O need a port forwarding on port 24001 to another domain like mydomain.dyndns.org
Where should i do that? In Firewall Configuration but what section inside?
Kind regards and thank you for support.
p.d.:Apologize about my enligsh

[pacogp]

Hi.
I`m still working on that:
I need a port forwarding on port 24001 on IP: mydomain.dyndns.org (incoming). This could be a solution? 192.168.1.1(ip of my server?)|24001|mydomain.dyndns.org?

Thank you very much!

I have to use "/etc/csf/csf.redirect" file to setup port redirection."