fixed-address leases in dhcpd.leases

[Andrew Bell]

Do you want to reserve an address inside the dynamic pool?  I'm not sure if
that works, honestly, but I just set aside space in each subnet for
reserved addresses and make the pool smaller.

Andrew

On Mon, Mar 30, 2020 at 10:15 AM Bob Harold <rharolde at umich.edu> wrote:

> I see now that "reserved lease" is documented in:
> https://kb.isc.org/docs/isc-dhcp-44-manual-pages-dhcpdconf
>
> But until it is supported in dhcpd.conf and/or the various DDI vendors
> (Infoblox, BlueCat, etc), it will be difficult to use.
> An option in a "host" statement to make it "reserved" would be great.
>
> --
> Bob Harold
>
>
>
> On Fri, Mar 27, 2020 at 5:42 PM Simon Hobson <dhcp1 at thehobsons.co.uk>
> wrote:
>
>> Nate Collins <ncollins at xes-inc.com> wrote:
>>
>> >Is there a setting that controls whether or not fixed-address leases
>> >in dhcpd.conf will get added to the dhcpd.leases file?
>>
>> No, they aren't and never have been.
>>
>> What you can do is use a reserved lease. Once reserved, the lease will
>> never get re-allocated to another client and acts very much like a host
>> entry with fixed address. But, unlike the fixed-address statement, a
>> reserved lease goes through the normal lifecycle so you can see it's state
>> in the leases file.
>>
>> Simon
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