Deon wrote (2020-10-11):

 DG>>> That's funny :)
 BF>>    How so?

 DG> Rules of the ipv6 f1d0 game:
 DG> * Zone must be between 1-9999 - no problem there, if this network has
 DG> scalability issues, its unlikely to be in our lifetime.
 DG> * Net must be between 1-9999 - note to ZC's dont create nets > 9999
 DG> otherwise if they represent their IPv6 address using the unofficial f1d0
 DG> convention, it will be confusing.
 DG> * Node must be between 1-9999 - note to NC's - see above. Sorry Sergey,
 DG> you must get a new node number if you want to play.

What a unintuitive convention. I assumed it is a 1:1 mapping as both networks put the separators between 16-bit chunks.

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