one-lease-per-mac

[Ben Jones]

>> Is the patch referred to in this message:
>>
>> https://lists.isc.org/pipermail/dhcp-users/2007-September/004659.html
>>
>> ..still the correct way to achieve one-lease-per-mac for people with a
>> PXE
>> environment & windows machines to avoid multiple leases per client?
>
> Technically, it was never "correct" to do that.  It has been suggested
> that you match PXE clients via vendor-class-identifier and then assign
> them to a separate pool that has a lower lease time.

I do already assign PXE clients a shorter lease. Still means that you end
up using 2 addrs on a subnet, even for a short time. This is a problem if
you need to support mass (re)builds on highly utilized subnets.