Syncthing relay and firewall setup for the community

Thanks. I’ll read up more on it. Also, what is the syncthing service called in ubuntu?

And how do I

Runtime iptables rules to allow access to the default ports:

iptables -I INPUT -p tcp --dport 22067 -j ACCEPT iptables -I INPUT -p tcp --dport 22070 -j ACCEPT

Please consult Linux distribution documentation to persist firewall rules.

Do I need ufw?