On Mon, Feb 11, 2008 at 12:04:27AM -0500, Matt Dunford wrote:
> I'd like to play with ipv6 on my guest UMLs. I have a native /64 from
> my ISP. Setting up IPv4 is pretty straight forward. On the host
> server:
>
> echo 1 > /proc/sys/net/ipv4/ip_forward
> route add -host 192.168.0.253 dev tap0
> echo 1 > /proc/sys/net/ipv4/conf/tap0/proxy_arp
> arp -Ds 192.168.0.253 eth0 pub
>
> Then pass the tap device to the guest UML via eth0=tuntap,tap0
>
> Is there an equivalent for this for IPv6? I'm trying various things,
> but I'm unable to route traffic to the guest UMLs.
> This is how I thought it should work. On the host server:
>
> echo 1 >/proc/sys/net/ipv6/conf/all/forwarding
> ip -6 addr add 2001:YYY:XXX:c::100/64 dev tap0
> ip -6 route add 2001:YYY:XXX:c::100 dev tap0
>
> But pings to 2001:YYY:XXX:c::100 go nowhere. Any ideas would be much
> appreciated.
You're missing ARP, I think. I don't understand IPV6 at all, but I've
been told that it uses some basically different mechanism to figure
out its local network.
Maybe you know this already, but maybe it's helpful if you didn't.
Jeff
--
Work email - jdike at linux dot intel dot com
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