ARIN allocating /20 netblocks?
Karl Denninger
karl at mcs.net
Sun May 17 15:05:23 UTC 1998
On Sun, May 17, 1998 at 02:44:27AM -0600, Forrest W. Christian wrote:
> Just like to throw an interesting wrench into this whole discussion.
>
> Our current allocations are a /18 and a /19.
>
> Although we are growing fairly quickly here, we're actually seeing
> negative address utilization here.
>
> The reason?
>
> We started to recommend to our larger customers that their
> newly-redesigned switched 100Mb/s plus really-flat network might be better
> served by the 10/8 or the equivalent /16 and /24 address blocks with a
> proxy server. Better security, less address space utilization.
>
> When a customer who you allocated a /20 to releases it back after
> renumbering into one of the 10/8-type blocks it makes a big difference
> when your total allocated space is only equivalent to 6 /20's.
>
> Of course, this is only a temporary reduction, as we are adding several
> POP's this summer which will consume more than has been reclaimed.
>
> I would be interested if anyone else has seen anything similar.
>
> - Forrest W. Christian (forrestc at imach.com)
> ----------------------------------------------------------------------
> iMach, Ltd., P.O. Box 5749, Helena, MT 59604 http://www.imach.com
> Solutions for your high-tech problems. (406)-442-6648
> ----------------------------------------------------------------------
Yep. We've been doing the same thing for over a year; its temporary, but it
will hold us for quite some time.
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