Multiple leases
Eustace, Glen
G.Eustace at massey.ac.nz
Mon Jun 5 23:03:24 UTC 2006
Obviously time to find out EXACTLY what I'm dealing with.
Hopefully a packet capture and analysis will spill the beans.
> Eustace, Glen wrote:
>
> >Has anyone found a way of forcing a singled NIC, i.e. a constant MAC
> >Address, to be allocated the same lease regardless of any
> Client Id that
> >may be in the DHCP request.
> >
> >Whilst opting for this behaviour may be considered broken by
> some and to
> >violate the RFC, I cannot think of any other way to get our
> PC and MAC
> >Labs (PXE and Netboot) to behave in a predicatable way that
> allows them
> >to work as we would like.
> >
> >I don't really want to get into hacking code but .....
>
> AFAIK, at the moment that is what you will need to do. There was talk
> of a patch to do this, I don't know what it's status is.
>
> Ways of doing it :
>
> Simply delete the client-id from all incoming packets - crude.
>
> Insert the MAC address into the client-id field if the client-id is
> blank - makes things work the 'windows way' if the client ID is blank
>
>
>
> I'm slightly surprised that you have this problem with the Macs
> though. By default neither OS9 nor X send a client-id, and I'd be
> surprised to see the Netboot client using one either. The usual
> problem is Windows which puts the Mac address in the client-id whilst
> nothing else does.
>
> Simon
>
>
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