DUID across VLANs

Miloslav Hůla miloslav.hula at gmail.com
Fri Sep 15 07:19:13 UTC 2017


Dne 2017-09-12 v 19:56 Simon Hobson napsal(a):
> Miloslav Hůla <miloslav.hula at gmail.com> wrote:
> 
>> I'm solving issue with DHCPv6 and Windows 10 connected by two interfaces into two different VLANs. One for ordinary data, the other one for network management.
>>
>> Now, we have stations registered by MACs.
>>
>> host milo.example.com {
>>         hardware ethernet 00:13:3b:9c:9f:ab;
>>         fixed-address6 2002:817:2:1100::ffff;
>> }
>>
>> I'm aware that this is not the "RFC way", but registration by DUID would result into the same issue.
> 
> Have you tried specifying multiple addresses in the fixed-address6 statement ? With the v4 server, you can specify multiple addresses, and it'll pick one that's applicable to the client's network.

I did. When tried to use multiple addresses: ERROR Only one fixed 
address declaration per host.

It looks like that multiple host declarations with the same MAC would work.

Thank you for the tip.

Milo


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