[Kea-users] IA_PD without IA_NA and reserved Prefixes
Wido den Hollander
wido at widodh.nl
Wed Apr 20 14:39:07 UTC 2016
> Op 20 april 2016 om 16:06 schreef Wido den Hollander <wido at widodh.nl>:
> My use-case is where I want to run a DHCPv6 server which does IA_PD, but
> do IA_NA.
> The clients in this case obtain their address through SLAAC and additionally
> get a prefix through IA_PD.
> Additionally I only want assigned prefixes to be allowed. Only if a
> is present I want to hand it out. Otherwise no prefix is assigned. That part
> seems to work by using the 'out-of-pool' mode for reservations.
> In Kea I can't get this configured since it always requires a subnet.
> "subnet6": [
> "subnet": null,
> "interface-id": "VLAN709",
> "reservation-mode": "out-of-pool",
> "reservations": [
> This doesn't work, the same as leaving 'subnet' out of the configuration.
> Is this possible with Kea?
I actually found out that this already works. Just define a 'subnet', but do not
define a 'pool' inside the subnet6 section.
My clients are now able to obtain a prefix through IA_PD but never get a answer
duid=[00:01:00:01:1e:94:17:e8:06:d4:36:00:04:87], tid=0x189a81: failed to
allocate an IPv6 address after 0 attempt(s)
> I am running Kea 1.0.0
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