nanog mailing list archives

Re: IPv6 Confusion


From: Randy Bush <randy () psg com>
Date: Wed, 18 Feb 2009 09:03:10 +0900

At Tue, 17 Feb 2009 11:28:11 -0800,
Tony Hain wrote:

While people frequently claim that auto-config is optional, there are
implementations (including OS-X) that don't support anything else at this
point. The basic message is that you should not assume that the host
implementations will conform to what the network operator would prefer

s/network operator would prefer/specifications/

One last comment (because I hear "just more bits" a lot in the *nog
community)... Approach IPv6 as a new and different protocol. If you approach
it as "IPv4 with more bits", you will trip over the differences and be
pissed off. If you approach it as a "different protocol with a name that
starts with IP" and runs alongside IPv4 (like we used to do with decnet,
sna, appletalk...), you will be comforted in all the similarities. You will
also hear lots of noise about 'lack of compatibility', which is just another
instance of refusing to recognize that this is really a different protocol.
At the end of the day, it is a packet based protocol that moves payloads
around. 

unfortunately, this view leads to two internets, and one not reachable
from the other.  this is not very realistic from the business and user
point of view.

randy


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