[External] Re: IPv6 uptake

Mon Feb 19 16:15:19 UTC 2024

mdns can still be "fun" in a wide variety of situations.

https://www.reddit.com/r/k12sysadmin/comments/9yghdx/chromebooks_and_peer_to_peer_updates_can_be/

I do not know to what extent the upgrade to unicast feature long
gestating in the IETF has been adopted.

On Mon, Feb 19, 2024 at 11:10 AM Hunter Fuller via NANOG
<nanog at nanog.org> wrote:
>
> On Mon, Feb 19, 2024 at 9:17 AM William Herrin <bill at herrin.us> wrote:
> > There's also the double-ISP loss scenario that causes Joe to lose all
> > global-scope IP addresses. He can overcome that by deploying ULA
> > addresses (a third set of IPv6 addresses) on the internal hosts, but
> > convincing the internal network protocols to stay on the ULA addresses
> > is wonky too.
>
> In the real world today, most applications seem to use mDNS and
> link-local addresses to keep this connectivity working. (I am guessing
> Joe's Taco Shop uses something like Square, and just needs his
> register to talk to his printer. This already works with mDNS and
> link-locals today.)
>
> --
> Hunter Fuller (they)
> Router Jockey
> VBH M-1C
> +1 256 824 5331
>
> Office of Information Technology
> The University of Alabama in Huntsville
> Network Engineering

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