[Kea-users] reservations issue

[Marek Hajduczenia]

It is something I discovered the hard way myself as well. It makes me wish
it was redlined in the online documentation to catch the eye, but once it
is set enabled state, it works like a charm.

Marek

On Fri, Sep 20, 2024 at 3:31 AM Darren Ankney <darren.ankney at gmail.com>
wrote:

> Hi,
>
> I'm not sure what version you are running, but in the latest stable
> (2.6.1), "reservations-global" defaults to false so Kea would not find
> these reservations.  You can either set this flag to true or you can
> move the reservations for the IP addresses into their respective
> subnets (better solution).
>
> See:
> https://kea.readthedocs.io/en/kea-2.6.1/arm/dhcp4-srv.html#fine-tuning-dhcpv4-host-reservation
>
> On Thu, Sep 19, 2024 at 5:33 PM fbcadmin via Kea-users
> <kea-users at lists.isc.org> wrote:
> >
> > Hello ,
> >
> >   With the following kea-dhcp4.conf ,    I am not able to get the IP
> > addresses assigned in the reservations section to get to a device.
> > Instead the devices get an address from the pool.
> >
> > If you could please look at our kea-dhcp4.conf and let me know what I've
> > done wrong.
> >
> >
> > thank you
> >
> > Rob Fantini
> >
> >
> > {
> >    "Dhcp4": {
> >      "interfaces-config": { "interfaces": [ "eth0" ] } ,
> >      "lease-database": { "type": "memfile", "lfc-interval": 3600 },
> >      "authoritative": true,
> >      "host-reservation-identifiers": [ "hw-address" ],
> >      "option-data": [
> >        {
> >          "space": "dhcp4", "name": "domain-name", "code": 15, "data":
> > "testing.com" },
> >        {
> >          "space": "dhcp4", "name": "ntp-servers", "code": 42, "data":
> > "10.1.0.2" },
> >        {
> >          "space": "dhcp4", "name": "domain-name-servers", "code": 6,
> > "data": "127.0.0.1, 10.1.3.40, 10.1.3.5" },
> >        {
> >          "space": "dhcp4", "name": "time-offset", "code": 2, "data":
> "-5" }
> >      ],
> >      "subnet4": [
> >        {
> >          "id": 1,
> >          "subnet": "10.199.0.0/16",
> >          "option-data": [
> >            {
> >              "space": "dhcp4", "name": "routers", "code": 3, "data":
> > "10.199.0.1" }
> >          ],
> >          "valid-lifetime": 3600,
> >          "max-valid-lifetime": 3600,
> >          "pools": [ { "pool": "10.199.33.11 - 10.199.34.249" } ]
> >        }
> >      ],
> >      "reservations": [
> >        { "ip-address": "10.199.32.153", "hw-address":
> "b8:27:eb:84:85:06" },
> >        { "ip-address": "10.199.10.10", "hw-address": "b8:27:eb:9b:c3:3e"
> }
> >          ]
> >    }
> > }
> >
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