[Kea-users] DHCP6 subnet select fails. Basic config
Tim Howe
tim.h at bendtel.com
Fri Jan 12 01:08:45 UTC 2018
Mr. Dupont, thanks again for taking the time to answer a question of
mine...
On Thu, 11 Jan 2018 23:44:59 +0000
Francis Dupont <fdupont at isc.org> wrote:
> => the link-address must not be :: cf RFC 3315 20.1.1 page 59.
> This is critical because it is the way Kea subnet selection recognizes
> direct vs relayed incoming packets (*).
Unfortunate for me as my relaying device is layer 2 and doesn't
have a link address.
> PS: the algorithm for Kea subnet6 selection is:
>
> if first_relay_linkaddr is ::
> // directly connected client
> if interface name is not ""
> try subnet6 with this interface name
> if remote address is not ::
> try subnet6 with this remote address
> else
> // relayed message
> try interface id
> try link address
This is interesting. Thanks for sharing it.
Looks like I can't do what I want unless I configure my router
to do dhcp relay instead of just operating within the local broadcast
zone.
--
Tim Howe tim.h at bendtel.com
Data Processing 541-389-8252
BendTel GPG pubkey id: CBDE9FFE
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