issues with ipv6 and DUID

Steven Carr sjcarr at gmail.com
Thu Apr 4 21:52:20 UTC 2013


Also has the network/router been configured to allow DHCPv6 (i.e. "M" RA is
set)? and is fde8:cceb:ccfe:b5b4:238a:691f:
17d3:2440 the router or the DHCPv6 server?

Steve


On 4 April 2013 22:23, Steven Carr <sjcarr at gmail.com> wrote:

> What client are you using? Does this client fully support DHCPv6? You've
> indicated what the client log shows but what does the server logs show?
> What messages can you see in a packet capture?
>
> There was also some discussion a while back (possibly not on this list)
> but about potential issues with non /64 subnet sizes, in that the OS stack
> may not support anything other than a /64 given that for native SLAAC to
> work it requires /64.
>
> Steve
>
>
>
> On 2 April 2013 23:10, Cory Coager <ccoager at gmail.com> wrote:
>
>> On 04/01/2013 09:15 PM, Cory Coager wrote:
>>
>>> On 04/01/2013 10:03 AM, Simon Hobson wrote:
>>>
>>>> AFAIK, the only reliable way of getting it is to wait for the client to
>>>> boot, and get the DUID from the lease created (or the logfile ?). On a busy
>>>> network, I'm not sure how you'd identify that specific client.
>>>>
>>> Did you see the log I posted?  I'm already do this and it doesn't seem
>>> to work.
>>>
>>
>> I just tried this again.  The DUID from the DHCP logs matches up with
>> what I have in the config file for a fixed address.  However, it is
>> assigning the client a random IP still.
>>
>> Has anyone gotten this to work?  Is this a bug perhaps?
>>
>> I'm using version 4.1.ESV-R4-0ubuntu5.6 on Ubuntu 12.04.
>>
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>
>
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