Yup, it worked. Can't believe I missed that. Feel stupid now. Thanks

On Thu, 21 May 2015 at 18:50 Alexander Ried <[email protected]> wrote:

>  You have a typo in your routes:
>
>  fd80:2015:2105:adcd::/6
>  abcd vs. adcd
>
>  On 21 May 2015, at 19:35, Martin <[email protected]> wrote:
>
>   I have 2 nodes nodeA and nodeB
> I'm using tinc 1.1pre11
>
> -- nodeA(fd80:2015:2105:abcd::1) :
>
>  $ ip -6 route
>  fd80:2015:2105:abcd::1 dev tun0  proto kernel  metric 256
> fd80:2015:2105:adcd::/64 dev tun0  metric 1024
> fe80::/64 dev eth0  proto kernel  metric 256
>
>  $ ping6 fd80:2015:2105:abcd::1
> PING fd80:2015:2105:abcd::1(fd80:2015:2105:abcd::1) 56 data bytes
> 64 bytes from fd80:2015:2105:abcd::1: icmp_seq=1 ttl=64 time=0.020 ms
>
>  $ ping6 fd80:2015:2105:abcd::2
> connect: Network is unreachable
>
>  -- nodeB(fd80:2015:2105:abcd::2):
>
>  $ ip -6 route
>  fd80:2015:2105:abcd::2 dev tun0  proto kernel  metric 256
> fd80:2015:2105:adcd::/64 dev tun0  metric 1024
> fe80::/64 dev eth0  proto kernel  metric 25
>
>  $ ping6 fd80:2015:2105:abcd::2
> PING fd80:2015:2105:abcd::2(fd80:2015:2105:abcd::2) 56 data bytes
> 64 bytes from fd80:2015:2105:abcd::2: icmp_seq=1 ttl=64 time=0.019 ms
>
>  $ ping6 fd80:2015:2105:abcd::1
> connect: Network is unreachable
>
>
>  I can see in the debug output that the tinc daemons on each node is
> talking to each other.
> I suspect kernel having some internal settings as I don't see any debug
> message when I do a ping6 to the other node.
>  If I change the ip -6 route on both nodes to /48 it works fine.
>
> On Thu, 21 May 2015 at 16:19 Guus Sliepen <[email protected]> wrote:
>
>> On Thu, May 21, 2015 at 02:26:54PM +0000, Martin wrote:
>>
>> > I've been trying out IPv6 networking with tinc and noticed that it will
>> not
>> > route smaller segments than /48
>> > If I try to run ip -6 route add aaaa:bbbb:cccc:dddd::/64 dev tun0 I get
>> > network unreachable
>> > However if I run ip -6 route add aaaa:bbbb:cccc::/48 dev tun0 it works
>> fine
>> >
>> > Is this is a limitation in tinc or the kernel network stack itself?
>>
>> You should be able to add any route with any prefix just fine. But can
>> you show us the output of "ip -6 route show" and the exact command that
>> you tried that fails?
>>
>> --
>> Met vriendelijke groet / with kind regards,
>>      Guus Sliepen <[email protected]>
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>>
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