Hello Tony,

On Friday August 07 2020 17:40, you wrote to me:

 MvV>> One of the problems with Dual Stack is that it can take a long
 MvV>> time to notice something is wrong when IPv6 drops out. In almost
 MvV>> all cases mail just keeps flowing via IPv4.

 TL> I've had the opposite happen, because my IPv6 is native and my IPv4 is
 TL> unneled.

So your IPv4 is more vulnerable. But as the majority of active Fidonet is still IPv4 only, failing IPv4 would be noticed much sooner than failing IPv6 wouldn't it?


Cheers, Michiel

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