Firewall, Default-Deny, Ports?

Our network has default-deny firewalls everywhere (nftables, iptables, Shorewall, firewalls).

What are the port numbers and its protocol name that we should open?

https://docs.zerotier.com/zerotier/troubleshooting#what-ports-does-zerotier-use

are there any Ethertype to allow in Ethernet frame? (This is a default-deny setting also for bridging as well)

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