Stephan,

If you don't want some address to be provided by VR - can't you exclude this from network range? At least cloudstack offers for IPv6 start IP, end IP and CIDR specification. You may specify longer CIDR and start-end IP with smaller range. Thus some of the addresses will never be issued. Is this what are you looking for? I haven't tried this practically, so don't be rude if this does not work :)


Regards,

Vadim.

On 2015-09-30 12:17, Daan Hoogland wrote:

Stephan, I am not sure how it works exactly but I think what you want is not provided. Can you add a jira ticket for it? I will be looking into IPv6 probably over the next period and we can always mark it unvalid or won't
fix if needed.

thanks,

On Tue, Sep 29, 2015 at 5:40 PM, Stephan Seitz <
s.se...@secretresearchfacility.com> wrote:

Hi,

we're currently adding IPv6 to some of our networks. Due to a design
decision we made to some part of our infrastructure to keep it HA, we
need to blacklist some particular addresses in the provided space.

Is it possible to "blacklist" a few addresses, so the VR's dhcp6 won't
provide them?

Indeed, even a /64 has a broad range of addresses and a conflict would
be very unlikely, but ... I'ld better be prepared :)

I didn't find any self-descriptive table / field in the cloud-database,
so I'm quite unsure if it's possible at all.

I'ld really appreciate any suggestions!

Cheers,

Stephan

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