[Kea-users] failed to allocate an IPv6 address after 65515 attempt(s)
Torbjörn Eklöv
torbjorn.eklov at interlan.se
Wed Jul 24 16:08:01 UTC 2019
> 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
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> 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"
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