nanog mailing list archives

Re: AWS and IPv6


From: Karl Auer <kauer () biplane com au>
Date: Mon, 29 Nov 2021 08:17:28 +1100

On Sun, 2021-11-28 at 12:53 -0800, Michael Thomas wrote:
I was reading their howto yesterday and it seems they are only 
allocating a /64? Why?

That's a /64 *per subnet*...

But the size of a VPC's IPv6 CIDR block does seem to be fixed at /56.
Would have been nice to see /48 instead.

Regards, K.

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Karl Auer (kauer () biplane com au)
http://www.biplane.com.au/kauer

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