<div dir="ltr"><div dir="ltr">On Wed, Apr 1, 2020 at 2:56 PM Ondrej Zajicek <<a href="mailto:santiago@crfreenet.org">santiago@crfreenet.org</a>> wrote:<br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Wed, Apr 01, 2020 at 02:56:54PM +0200, Nico Schottelius wrote:<br>
> <br>
> Hello,<br>
> <br>
> I'm running 2.0.7 on Linux 5.4.18-0-lts (Alpine)<br>
> and I receive the route <a href="http://193.228.143.0/24" rel="noreferrer" target="_blank">193.228.143.0/24</a> from<br>
> 2a0a:e5c0:1:9::2. However it is never set into the kernel, with the<br>
> error message "Netlink: Network unreachable" in syslog.<br>
> <br>
> Has anyone seen this problem recently? I'm not sure if this is really a<br>
> bird2 problem or not, to be honest:<br>
<br>
Hello<br>
<br>
BIRD 2.0.7 does not support properly putting IPv4 routes with IPv6 next<br>
hops to kernel, you can try git master branch (or apply commit<br>
53401bef63013dfee01b65d071ffbd88e457539f to v2.0.7). Or wait for 2.0.8,<br>
which will be released hopefully this month.<br>
<br>
> The kernel reports many messages like this in dmesg:<br>
> [4541983.369058] netlink: 'bird': attribute type 5 has an invalid length.<br>
> <br>
> However, I am also puzzled that manually adding the route seems to fail:<br>
<br>
Probably older iproute2 tools?<br></blockquote><div><br></div><div>Yes, you may be getting the Busybox implementation of 'ip'. Try 'apk add --no-cache iproute2'.</div><div><br></div><div>Best wishes,</div><div> Neil</div><div><br></div></div></div>