a radical proposal (Re: protocols that don't meet the need...)

Thu Feb 16 18:41:32 UTC 2006

> It's a little more basic than that. I'm no graph theory expert and reading
> such stuff gives me a headache, but I do understand that abstraction
> (summarization or aggregation) of routing information is only possible if the
> identifiers that are used for numbering network elements (the
> "addresses") are assigned in a manner that is isomporphic to
> the network topology. TLi started writing a good paper which
> described this in terms of sets and subsets; unfortunately, I
> don't think it ever saw the light of day). 


	One of the first things I ever learned from Yakov (at the
	first IETF I ever attended):

	  "Addressing can follow topology or topology can follow
	   addressing. Choose one."

	He has since pointed out that this may not be strictly
	true when considering VPN technologies.

	Dave
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