Fri Apr 18 14:18:27 EDT 2008
Teredo tunneling software will detect a fatal error and stop if outgoing
IPv4 UDP traffic is blocked.
On Thu, Jul 10, 2008 at 12:27 PM, Greg Brown <gwbrown1 at gmail.com> wrote:
> Our Perimeter Ops guys did stop the tunnels on the firewalls, and to be
> perfectly honest I'm not even sure it actually ever worked on the corporate
> LAN. It was there we saw the tunnel launch through a NAT gateway (IPv6
> tunneled through v4 as you correctly guessed).
> We found no way of killing the tunnel. It wasn't selectable in any setting
> and it appears bound to a system process, but which one I do not know. If I
> can ever find that laptop I might take it home and tinker with it some more
>> On this issue, is there a reasonable way ( kill processes, etc. ) of
>> defeating this on such a machine? I presume that it is an
>> IPv6-over-IPv4 tunnel, so the fact that the Network Provider doesn't
>> provide IPv6 doesn't really matter.
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