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Re: [GLOBAL-V6] Re: [GLOBAL-V6] Re: Válasz: Re: Válasz : [ GLOBAL-V 6 ] RE: How to reduce the junk applications?
Gert Doering <gert@Space.Net> writes:
> But for a metric to be useful, you have to be able to measure something,
> and use the result to judge something. And IPv6 address usage is NOT
> useful to judge anything (mostly due to the /48 rule).
The draft document has the following words relating to utilization:
> 2.9. Utilization
>
> Unlike IPv4, IPv6 generally assigns a /48 to each end site. The
> actual utilization of any particular /48, when compared to IPv4 ,
> will be extremely low. In IPv6, the "utlization" that is of interest
> refers to the bits to the left of the /48.
>
> Throughout this document, the term utilization refers to the
> allocation of /48s to end sites, and not the utilization of those
> /48s within those end sites.
The rest of the document only talks about numbers of /48s assigned,
not hosts within those /48s. For example:
> 5.3.1. Subsequent allocation criteria
>
> Subsequent allocation will be provided when an organization (ISP/LIR)
> satisfies the evaluation threshold of past address utilization in
> terms of the number of sites in units of /48 assignments. The HD-
> Ratio is used to assess the utilization of the existing address block
> as described below.
Are you saying that this sort of utilization is "not useful"? If so,
what do you propose measuring instead?
Thomas
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