[ppml] [address-policy-wg] Those pesky ULAs again
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Gert Doering
gert at space.net
Thu May 31 12:41:31 CEST 2007
Hi, On Tue, May 29, 2007 at 09:01:10PM -0400, Leo Bicknell wrote: > "You're a big company, you have to give out /48 subnets, so you > should have 65536 of them, here's a /32." > > Seems like we could have at least been creative this time around > and picked a different number. Why do big companies need 65536 > subnets? The number must be magical. It nicely fits on a nibble (even octet) boundary, which is good for DNS :) ... and it's a workable compromise between ISPs that want "more space" to handle numbering their customers, and others that want(ed) to be ultra-conservative about IPv6 distribution... Gert Doering -- APWG chair -- Total number of prefixes smaller than registry allocations: 113403 SpaceNet AG Vorstand: Sebastian v. Bomhard Joseph-Dollinger-Bogen 14 Aufsichtsratsvors.: A. Grundner-Culemann D-80807 Muenchen HRB: 136055 (AG Muenchen) Tel: +49 (89) 32356-444 USt-IdNr.: DE813185279
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