Waste will kill ipv6 too

Octavio Alvarez octalnanog at alvarezp.org
Thu Dec 28 17:23:00 CST 2017

On 12/20/2017 12:23 PM, Mike wrote:
> On 12/17/2017 08:31 PM, Eric Kuhnke wrote:
> Call this the 'shavings', in IPv4 for example, when you assign a P2P
> link with a /30, you are using 2 and wasting 2 addresses. But in IPv6,
> due to ping-pong and just so many technical manuals and other advices,
> you are told to "just use a /64' for your point to points.

Isn't it a /127 nowadays, per RFC 6547 and RFC 6164? I guess the
exception would be if a router does not support it.

Best regards,

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