[75692] in North American Network Operators' Group

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Re: Stupid Ipv6

daemon@ATHENA.MIT.EDU (bmanning@vacation.karoshi.com)
Sat Nov 20 21:56:23 2004

Date: Sun, 21 Nov 2004 02:55:51 +0000
From: bmanning@vacation.karoshi.com
To: Kevin Oberman <oberman@es.net>
Cc: crist.clark@globalstar.com,
	Lars Erik Gullerud <lerik@nolink.net>,
	Stephen Sprunk <stephen@sprunk.org>,
	North American Noise and Off-topic Gripes <nanog@merit.edu>
In-Reply-To: <20041121001318.48B5F5D04@ptavv.es.net>
Errors-To: owner-nanog-outgoing@merit.edu


> Just to introduce a touch of practicality to this discussion, it might
> be worth noting that Cisco and Juniper took the RFC stating that the
> smallest subnet assignments would be a /64 seriously and the ASICs only
> route on 64 bits. I suspect that they influenced the spec in this area as
> expending them to 128 bits would have been rather expensive.

	darn...  and we fought so hard last time we had to expunge
	classfull addressing asics/hardware in the late 1990s.
	looks like it crept back into vendor gear.  IPv6 was -never-
	supposed to be classful.

--bill

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