any interesting/useful resources available to IPv6 only?

Valdis Kl=?utf-8?Q?=c4=93?=tnieks valdis.kletnieks at
Mon May 6 19:06:24 UTC 2019

On Mon, 06 May 2019 14:51:50 -0400, Tom Beecher said:

> PHB? Then make it a cost argument.
> "If you plan an implement V6 today, will will cost N. If you delay until
> you discover V6 only services, it will cost 3-5xN to implement quickly,
> with additional risk of additional costs because quicker implementations
> are likely to miss something along the way."

Amazingly enough, I first heard that exact reasoning all the way back in 1998. And
we had some IPv6 in production by 1999.
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