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 From:  "Marcel Wiget" <mwiget at gmail dot com>
 To:  "Manuel Kasper" <mk at neon1 dot net>
 Cc:  m0n0wall <m0n0wall at lists dot m0n0 dot ch>
 Subject:  Re: [m0n0wall] Beta 1.3b12 released
 Date:  Tue, 15 Jul 2008 21:25:30 +0200
ipv6.m0n0.ch and m0n0.ch (checked upper right corner for my IPv6
address) do work now with 6to4 but ipv6.sixty.ch doesn't for me. Did
you get in touch with SWITCH to get it (partially) fixed ?

Marcel

On Sun, Jul 13, 2008 at 3:04 PM, Manuel Kasper <mk at neon1 dot net> wrote:
> On 13.07.2008, at 11:45, Marcel Wiget wrote:
>
>> Here a few more IPv6 test sites as I can't reach http://ipv6.sixy.ch
>> nor ipv6.m0n0.ch (6to4 packets go out the WAN but no response comes
>> back):
>
> I've noticed the same - looks like the 6to4 gateway at SWITCH is doing some
> strange kind of filtering: when I ping ipv6.sixy.ch from a 6to4 address, I
> see the v6 echo requests coming in on the box that hosts sixy.ch, and the
> replies going out. However, 2001:620:0:c006::1 (swiCE2-10GE-1-3.switch.ch)
> sends back an ICMPv6 destination unreachable/prohibited...
>
> When I shut down the IPv6 BGP peering sessions with SWITCH on the network
> that sixy.ch is on, it works fine (the replies then get routed through a
> 6to4 gateway in AS3344). Time to contact SWITCH I guess...
>
> - Manuel
>