nanog mailing list archives

Re: IPv6 Connectivity Saga (part n+1)


From: "Christopher Morrow" <morrowc.lists () gmail com>
Date: Sat, 2 Feb 2008 23:01:13 -0500


On Feb 2, 2008 6:24 PM, Thomas Kühne <thomas () kuehne cn> wrote:

Another factor is that with IPv4, you need to be pragmatic, because if
you don't, you have no connectivity. With IPv6, you can impose
arbitrary restrictions as much as you want, because IPv4 makes sure
there is always fallback connectivity anyway.

Maybe, but the most frequently encountered errors were time outs and
those usually degrade performance drastically.

one might also consider that there may not be v4 conectivity in all
cases, so if you offer up a AAAA please make sure the services on the
relevant AAAA/A are consistent/available.

-Chris


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