List of Teredo servers and teredo relays

Jeroen Massar jeroen at
Sat Sep 11 20:54:29 UTC 2010

On 2010-09-11 22:22, Jeff Kell wrote:
> What is currently "breaking" things is the preference of IPv6 over
> IPv4.  If you're running a default Win2K8 active directory, it's
> publishing all of it's goodies for login in IPv6 form complete with AAAA
> address records.  If your network isn't end-to-end IPv6 compliant, but
> some Win7 client across the hall (on another subnet) has found *any*
> IPv6 connectivity (6to4, Teredo, doesn't matter how good/bad/ugly/slow),
> it is going to try to communicate with the domain controller over that
> IPv6 connection.  I have seen this in action, and stacks of trouble
> tickets of slow / intermittent / no connectivity with the domain.

It would be nice that if you make these kind of statements that you
would have actually read up on things which are active already for a
long long time.

Please try google and read up on RFC 3484.

Indeed, Teredo is prioritized AFTER native IPv4.


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