[102263] in North American Network Operators' Group
Re: IPv6 Connectivity Saga (part n+1)
daemon@ATHENA.MIT.EDU (Christopher Morrow)
Sat Feb 2 23:14:15 2008
Date: Sat, 2 Feb 2008 23:01:13 -0500
From: "Christopher Morrow" <morrowc.lists@gmail.com>
To: "=?ISO-8859-1?Q?Thomas_K=FChne?=" <thomas@kuehne.cn>
Cc: "Iljitsch van Beijnum" <iljitsch@muada.com>, nanog@merit.edu
In-Reply-To: <200802030024.37588@msgid.kuehne.cn>
Errors-To: owner-nanog@merit.edu
On Feb 2, 2008 6:24 PM, Thomas K=FChne <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
