I would assume a 'modern' OS as well. Centos 6.2 / Ubuntu 12.04 / Windows 2008(and above). Did you configure /etc/dhcpv6/dhcpc6.cnf with: duid LL eth0
On 1/15/13 7:01 PM, "David Nalley" <da...@gnsa.us> wrote: >On Tue, Jan 15, 2013 at 9:10 PM, Sheng Yang <sh...@yasker.org> wrote: >> On Mon, Jan 14, 2013 at 3:34 PM, Sheng Yang <sh...@yasker.org> wrote: >>> On Mon, Jan 14, 2013 at 10:51 AM, Sheng Yang <sh...@yasker.org> wrote: >>>> >>>> On Mon, Jan 14, 2013 at 10:45 AM, Chiradeep Vittal >>>> <chiradeep.vit...@citrix.com> wrote: >>>>> >>>>> You can if you assume that it is of LL-type. Windows requires a >>>>>registry >>>>> fix to generate an 'LL' type DUID. >>>> >>>> >>>> Does dhcp6c support it? Didn't see a word from the document about >>>>DUID type, >>>> and it genereate LLT type by default Probably I should try another >>>>dhcpv6 >>>> client. >>>>> >>>>> >>>>> You can also get dnsmasq to ignore the duid and use the mac. >>>> >>>> >>>> Haven't confirmed it's possible to use the mac, asking dnsmasq mailing >>>> list... >>> >>> Get answer from Dnsmasq's author Simon, it's impossible to use MAC to >>> identify client right now, since there is no such dhcpv6 standard. >>> >>> So it looks like we need stick to DUID-LL. >> >> I am failed to generated DUID-LL from the latest version of dhcp6c in >> CentOS 5.6. Is DUID-LL poorly supported by dhcpv6 client? Any other >> suggestion? >> >> User may need to install new dhcpv6 client to use with CloudStack, >> that sounds not that good... >> >> I am working on the FS right now, since we have the key steps(except >> DUID-LL, which should be a dhcpv6 client issue), and likely able to >> get it done tomorrow. >> >> Since we're working on advance shared network, it's easier to deal >> with createNetwork API rather than createVlanAndIpRange API. >> > >Unless something has changed recently, EL5 had horrendous IPv6 >support, and many things that should have worked, simply didn't. > >--David