On Wed, 7 Aug 2013 07:30:49 +0200, Claudio Jeker wrote:

>This is from the network stack, it does not mean that bgpd added routes
>for this. For that you should check bgpctl show rib, bgpctl show fib and
>route(8) output. 
I'll have to check when some traffic is passing. Pity the error line
doesn't have a timestamp 8-)

>The problem here is that somebody on sis0 is sending you
>packets using link local addresses as source IP to a global IP as
>destination. This is not allowed since there is no way to send packets
>back. So if sis0 is upstream then something is seriously wrong on that
>upstream.  

I dig all that and my attitude was that they should not be doing that
but why is my filter not blocking it anyway?

deny from any prefix fe80::/10 prefixlen >= 10          # link local
unicast

Am I missing something there?

>
><neccessary IPv6 rant>
>All went to shit when they added link local addressing to IPv6 in the
>ivory tower. All this because DHCP was considered bad. So we ended up
>with this mess that is worse by at least 50dB.
></rant>

It's a case of NIBU* as opposed to NIH.

* Not Invented By Us.

Thanks for the fast reply.
I'll see you at EuroBSDcon if I survive the close to 30 hours in
transit. ;-)

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