On 12 Oct 2021 at 09:06p, Tommi Koivula pondered and said...
 
 TK> At that PI you should open and/or forward ports. Which OS are you running
 TK> there?

It's an older Pi, not sure.

 TK> At the main router it is needed only to open protocol 41 from he.net to
 TK> your PI so that the tunnel works. Anything else on the IPV4 side is
 TK> irrelevant.

If I can ping to the box that's not enough to know things are OK right? OK will see what I can find.

--- Mystic BBS v1.12 A47 2021/09/29 (Linux/64)