Communication within the LAN works, but not from the outside in or out. Yet, the ports are open on my firewall. I’m having trouble understanding the steps to take.
Hello @mick7451,
welcome to the Nextcloud community 
You’ve posted a request in the support section. Unfortunately you have not completed the required support template. Please edit your post and add as much information as possible so that community supporters have the necessary technical information to help you resolve your issue!
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Regards,
wwe
Your issue sound like turn is not working review respective forum topics.