Re: DHCPv6 DUID

[Chuck Anderson <cra WPI EDU>]

On Wed, Feb 16, 2011 at 03:32:53PM +0000, Jay Cornwall wrote:
> Hi,
>
> Is it possible to configure a fixed (i.e. non-time-varying) DUID for  
> DHCPv6 requests in NetworkManager?
>
> I prefer to statically assign IPs with fixed DNS entries, rather than  
> rely on autoconfiguration and DDNS. However, at the moment my Ubuntu  
> 11.04 client changes a few bits of its DUID on each reconnection, making  
> this rather tricky.

The DUID is supposed to be fixed for the life of the OS installation 
once it is generated on the client.  If that is not the case, then the 
client is broken.