- To host a match the ports of your box must be open for OFDR
(on some box these ports are per default open, before you portforward make a hosting test, it could work without doing anything)

Hosting lan PORTS for OFDR game

8080 TCP-UDP
9103-9105 TCP-UDP

Opening a port on your router is the same thing as a creating a Port Forward. These open ports allow connections through your firewall to your home network. Having to create a port forward is common in gaming, VoIP configurations, and torrenting.

How To Forward a Port, Open Ports on Your Router
https://portforward.com/

List of routers:
https://portforward.com/router.htm

no software is needed, you can make it manually !