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That means your peers could be listening on any port. To talk with them directly, you need to be able send to any port.
Should I forward any ports in my router?
No. Let ZeroTier and UPnP, NAT-PMP, and IPv6 handle it automatically.
System Firewalls and Security Software
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- Look at the Network's Member List at ZeroTier Central. If a Member doesn't have a Physical IP listed, it may be relaying.
- If you're comfortable with the command line, try these Command Line Interface: zerotier-cli commands: (admin/sudo privileges may be required):
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