XS4ALL Introduces native IPv6 for DSL customers

Gert Doering gert at space.net
Fri Aug 27 10:52:31 CEST 2010


Hi,

On Fri, Aug 27, 2010 at 10:38:19AM +0200, Daniel Roesen wrote:
> On Fri, Aug 27, 2010 at 10:21:33AM +0200, Gert Doering wrote:
> > > Unless you run out of /48s and have to go back to RIPE NCC to get more
> > > address space. And then you're judged on /56s, not /48s for efficiency.
> > 
> > An /48 assigned counts as "all the /56s in there are assigned".
> 
> Yes, that's the problem. For just one customer.

What's the *problem* here?  If you hand out your /32 in chunks of /48s
to your customers, and the /32 is full, it is *full* - and you're entitled
to get more space.

So why is this considered a problem?

(For us, we're likely never going to fill our /32, so it doesn't really
matter what size of block we hand out to customers - and for networks
where this matters, it really should be a matter of having a proper
address plan presented to the RIPE NCC.  Now, if the NCC denies a request
based on "we don't do /48s here, assign /56s to your customers!" that
would certainly something to escalate)

Gert Doering
        -- NetMaster
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