[Kea-users] failed to allocate an IPv6 address after 65515 attempt(s)

Sandeep Adapala sandeepadapala11 at gmail.com
Wed Jul 24 16:09:48 UTC 2019


Thanks a lot Thomas, Tobbe. the issue is fixed now. So sorry for the
dumb question.

On Wed, Jul 24, 2019 at 12:08 PM Torbjörn Eklöv
<torbjorn.eklov at interlan.se> wrote:
>
>
> > On 24 Jul 2019, at 17:57, Sandeep Adapala <sandeepadapala11 at gmail.com> wrote:
> >
> > Oops, I am sorry for the dum question. I forgot that 15-ffff has only
> > 65k addresses
> >
> > so below should work right?
> >
> > "subnet6": [
> >>
> >>             {
> >>
> >>                 "subnet": "fd00:1:dead:beef::/64",
> >>
> >>                 "id": 1024,
> >>
> >>                 "interface": "bond0",
> >>
> >>                 "pools": [
> >>
> >>                     { "pool": "fd00:1:dead:beef::15-fd00:1:dead:beef::ffff" } ,
> >                         { "pool":
> > "fd00:1:dead:beef:1::15-fd00:1:dead:beef:1::ffff” }
>
> I have had problem with DHCPv6 assigned addresses that’s end with 0. Some years ago but I always start a pool with an ending 1 now.
>
> /Tobbe
>
>
> >>
> >>                 ]
> >>
> >>             }
> >>
> >>         ]
> >
> > On Wed, Jul 24, 2019 at 11:52 AM Thomas Markwalder <tmark at isc.org> wrote:
> >>
> >> Hello
> >>
> >> You have specified the pool as an address range beginning at
> >> fd00:1:dead:beef::15 and ending at fd00:1:dead:beef::ffff.  Which only
> >> includes 65520 addresses to begin with. You use any of the following
> >> alternatives:
> >>
> >> 1. increase the pool end address
> >> 2. specify it as address/length:  fd00:1:dead:beef::/64
> >> 3. Add additional pools
> >>
> >> You could specify it as fd00:1:dead::beef::15/64
> >>
> >> On 7/24/19 11:31 AM, Sandeep Adapala wrote:
> >>> Hello All,
> >>>
> >>> I am using version 1.5.0 Kea DHCPv6 version. I have allocated a /64
> >>> subnet as below
> >>>
> >>>   "subnet6": [
> >>>
> >>>             {
> >>>
> >>>                 "subnet": "fd00:1:dead:beef::/64",
> >>>
> >>>                 "id": 1024,
> >>>
> >>>                 "interface": "bond0",
> >>>
> >>>                 "pools": [
> >>>
> >>>                     { "pool": "fd00:1:dead:beef::15-fd00:1:dead:beef::ffff" }
> >>>
> >>>                 ]
> >>>
> >>>             }
> >>>
> >>>         ]
> >>>
> >>> But somehow it is not able to allocate more than 65515 ip's in that
> >>> subnet. Is there variable I can change to support more than that?
> >>>
> >>>
> >>
> >> _______________________________________________
> >> Kea-users mailing list
> >> Kea-users at lists.isc.org
> >> https://lists.isc.org/mailman/listinfo/kea-users
> >
> >
> >
> > --
> > Regards,
> > Sandeep Adapala
> > _______________________________________________
> > Kea-users mailing list
> > Kea-users at lists.isc.org
> > https://lists.isc.org/mailman/listinfo/kea-users
>
>
>
>
> Torbjörn Eklöv | Interlan Gefle AB
> Marielundsvägen 2, 803 22 GÄVLE
> Växel: 026-18 50 00 | Direkt: 070-683 51 75
> http://www.dnssecandipv6.se
>
> "A home without IPv6 is just a house"
>
>
>


-- 
Regards,
Sandeep Adapala



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