Scott Dier <dieman+tclug at ringworld.org> wrote:
> 
> * Mike Hicks <hick0088 at tc.umn.edu> [010805 14:50]:
> > mike at hardrock:~$ ping6 www.kame.net
> > PING www.kame.net(apple.kame.net) 56 data bytes
> > >From 3ffe:b80:139:1::1: Destination unreachable: Address unreachable
> > >From 3ffe:b80:139:1::1: Destination unreachable: Address unreachable
> > 
> > --- www.kame.net ping6 statistics ---
> > 2 packets transmitted, 0 packets received, 100% packet loss
> > mike at hardrock:~$ traceroute6 www.kame.net
> > traceroute6 to kame220.kame.net (2001:200:0:4819:280:adff:fe71:81fc)
> from
> > 3ffe:b80:139:1:2a0:24ff:fe35:b9f8, 30 hops max, 16 byte packets
> >  1  3ffe:b80:139:1::1 (3ffe:b80:139:1::1)  0.807 ms !H  0.66 ms !H 
> 0.587
> > ms !H
> > The eth0 interfaces on both my router and my client box have two inet6
> > addresses, one link-local (/10 with ff80 prefix) and the other global
> > (/64).
> 
> Some ideas:
> 
> A) I dont have an address on my internal interface, with just a
> link-local it works.

Yeah, I don't think that matters, though, as the client system uses the
router's link-local address as the default route.

However, I did delete that address for a test, and things sort of seemed
to kind of work better.

mike at hardrock:~$ traceroute6 www.kame.net
traceroute6 to kame220.kame.net (3ffe:501:4819:2000:280:adff:fe71:81fc)
from 3ffe:b80:139:1:2a0:24ff:fe35:b9f8, 30 hops max, 16 byte packets
 1  3ffe:b80:2:676::2 (3ffe:b80:2:676::2)  0.735 ms !H  0.672 ms !H  1.255
ms !H

That's the address on my sit1 interface (my end of the IPv6-in-IPv4
tunnel)
 
> B) Set 2000::/3 to your 'defaultroute' interface.  Yeah, dont ask, its
> something that the developers did.

Could you clarify which interface on which system?

> C) use an usagi kernel.  Search for them on gooogle.

I'll take a look at that, but I'd like to fiddle a bit with a stock kernel
first, just to see if it's possible to get things to work `out of the
box'..

> D) I had to add the 'subnet' to the route on my eth0
> So like, i put my prefix in and gave it dev of my internal network
> interface...  This was the one pitfall for me.

You mean the /64 network?  It looks like that's already routed to eth0:

[mike at 3po][~]$ ip -f inet6 route
3ffe:b80:2:676::/64 via :: dev sit1  proto kernel  metric 256  mtu 1480
3ffe:b80:139:1::/64 dev eth0  proto kernel  metric 256  mtu 1500
3ffe:b80:139::/48 dev eth0  metric 1  mtu 1500
fe80::/10 via :: dev sit1  proto kernel  metric 256  mtu 1480
fe80::/10 dev eth0  proto kernel  metric 256  mtu 1500
ff00::/8 dev sit1  proto kernel  metric 256  mtu 1480
ff00::/8 dev eth0  proto kernel  metric 256  mtu 1500
default dev sit1  metric 1  mtu 1480
unreachable default dev lo  metric -1  error -101

And just for completeness, my client box

mike at hardrock:~$ /sbin/ip -f inet6 route
3ffe:b80:139:1::/64 dev eth0  proto kernel  metric 256  expires 2591556sec
mtu 1500
fe80::/10 dev eth0  proto kernel  metric 256  mtu 1500
ff00::/8 dev eth0  proto kernel  metric 256  mtu 1500
default via fe80::260:8ff:fe42:97a6 dev eth0  proto kernel  metric 1024 
expires 1356sec mtu 1500
unreachable default dev lo  metric -1  error -101


-- 
 _  _  _  _ _  ___    _ _  _  ___ _ _  __   668 - Neighbor of the 
/ \/ \(_)| ' // ._\  / - \(_)/ ./| ' /(__   Beast 
\_||_/|_||_|_\\___/  \_-_/|_|\__\|_|_\ __)                             
[ Mike Hicks | http://umn.edu/~hick0088/ | mailto:hick0088 at tc.umn.edu ]
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