On Thu, 2015-10-29 at 15:00 +0000, Gilberto Bertin wrote: > Hello, > testing Any-IP on my machine, I noticed that it's not working with IPv6 > addresses. > Tests are performed on a 4.1 kernel. > > Steps to reproduce the bug: > > 1- make sure Any-IP is working with IPv4 addresses: > > # ip -4 route add local 4.4.4.0/24 dev eth0 > > with this command every packets with an IP in the subnet 4.4.4.0/24 will > be delivered to the eth0 interface. > We can test this: > > $ ping 4.4.4.1 -c 1 | grep received > 1 packets transmitted, 1 received, 0% packet loss, time 0ms > $ ping 4.4.4.50 -c 1 | grep received > 1 packets transmitted, 1 received, 0% packet loss, time 0ms > $ ping 4.4.4.200 -c 1 | grep received > 1 packets transmitted, 1 received, 0% packet loss, time 0ms > > 2- note that it's not actually working with IPv6 addresses: > > # ip -6 route add local abcd:abcd:abcd:abcd::/64 dev eth0 > > $ ping6 -c 1 abcd:abcd:abcd:abcd::1 | grep received > 1 packets transmitted, 0 received, 100% packet loss, time 0ms > $ ping6 -c 1 abcd:abcd:abcd:abcd::50 | grep received > 1 packets transmitted, 0 received, 100% packet loss, time 0ms > $ ping6 -c 1 abcd:abcd:abcd:abcd::100 | grep received > 1 packets transmitted, 0 received, 100% packet loss, time 0ms > > Since the kernel should support Any-IP with IPv6 addresses (the patch > was submitted/accepted years ago [1]) I suspect this is a bug. > > Even trying with the commands suggested by the patch [1]: > # ip -6 rule add from all iif eth0 lookup 200 > # ip -6 route add local default dev lo table 200 > > I was not able to get it working. > > > Thank you. > > [1] http://www.spinics.net/lists/netdev/msg141994.html >
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