nanog mailing list archives

Re: Netflix banning HE tunnels


From: Valdis.Kletnieks () vt edu
Date: Sun, 12 Jun 2016 23:35:34 -0400

On Mon, 13 Jun 2016 03:27:41 +0200, Baldur Norddahl said:
On 13 June 2016 at 02:05, Owen DeLong <owen () delong com> wrote:


1) lower case
2) as short as possible, except do not shorten just one :0: into ::.
3) if there is more than one possible :: block that results in the same
shortest length, choose the first block as ::.

I am not quite sure why they put in the exception not to shorten one zero,
but otherwise this is what most people would naturally come up with.

So that 2001:365:0:1213:0:0:0:5 gets shortened to 2001:365:0:1213::5 rather
than 2001:365:)1213:0:0:0:5.

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