'reject' list in the ISC DHCPv6 client

Carsten Strotmann (Men & Mice) carsten.strotmann at menandmice.com
Fri Mar 4 10:39:43 UTC 2011

Hash: SHA1

Hello Simon,

On 3/3/11 8:51 AM, Simon Hobson wrote:
> Carsten Strotmann wrote:
>> We see CPE equipment being rolled out that has a DHCPv6 server enabled
>> that cannot be disabled by the user/owner. This is problematic if there
>> is a full featured ISC DHCP server deployed, but the CPE is answering
>> faster.
> I think the correct answer there is to tell the CPE user/owner to return
> the unit as not fit for purpose - and failing that, "find a large axe to
> reprogram it with".

The vendor is aware of the issue now and will release a new firmware
that will fix the issue. This is possible with good, responsive vendors,
but there might be vendors in the future that are less cooperative or
just don't see the issue.

> After many decades we seem to have got most CPE manufacturers sorted out
> with the basics of IPv4, I think all the same problem are going to
> happen with IPv6 :-/

It new people everytime, past issues are not documented so new people
make the same mistakes all over again. Welcome to reality.

- -- Carsten
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