IPv6 and loopback addresses (was Re: DHCP and static addresses)

[Andy Smith <andy@strugglers.net>]

Hi,

On Thu, Apr 03, 2025 at 01:28:43PM -0000, Greg wrote:
> On 2025-04-03, Dan Purgert <dan@djph.net> wrote:
> > Indeed, the entirety of 127.0.0.0/8 is the virtual loopback adapter
> > (i.e. "localhost").
> 
> I thought IPV6 opened up the flood gates of assigning "real" ip
> addresses

In IPv6 you still need loopback addresses or something similar, but you
only get one of them - ::1. You also get the massive link-local space of
fe80::/10 on each interface including loopback.

> whatever the heck Gene's talking about.

Historically we do not get very far here when talking about IPv6 with
Gene.

Thanks,
Andy

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