[Kea-users] i do not understand the concept of shared networks

[Bob Harold]

On Tue, Mar 10, 2020 at 9:15 AM Giso Kegel <giso.kegel at cloud.ionos.com>
wrote:

> Hi Folks,
>
> I work with kea 1.6.1
>
> I really do not understand the concept or at leased the documentation
> regarding shared-networks.
> Do i need shared-networks or not?
> I do not have the problem that I have networks that grew out of there
> original definition.
>
> https://kea.readthedocs.io/en/latest/arm/dhcp4-srv.html
>
> lets say i have 50+ subnet4 that will ask the kea dhcp server over dhcp
> relayhosts (a swtich).
>
> All these subnet4 will hold only server that have a IP-reservation.
>
> Do i need multi shard networks?
> Can or do i have to put these 50+ networks in multi shared networks?
> Do i have to use different interfaces  for each shared network?
>
> I would be very thankful for some enlightenment.
>
> Best
> Giso
>

"Shared networks" are layer 3 subnets in the same layer 2 broadcast domain
(physical wire or VLAN).  If the same router port has multiple subnets on
it, and they are not 'tagged' differently, then they are "shared
networks".  Otherwise, they are not shared.
Does that help?

-- 
Bob Harold
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