Re: [External] Re: IPv6 uptake

[Hunter Fuller via NANOG <nanog () nanog org>]

On Mon, Feb 19, 2024 at 9:17 AM William Herrin <bill () 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

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