Re: [lisp] LISP EID Block Size

Sander Steffann <sander@steffann.nl> Thu, 31 October 2013 12:41 UTC

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From: Sander Steffann <sander@steffann.nl>
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Date: Thu, 31 Oct 2013 13:41:19 +0100
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To: Geoff Huston <gih@apnic.net>
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Subject: Re: [lisp] LISP EID Block Size
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Hi Geoff,

> BGP is a huge success - it appears to route 100% of the address space. If LISP 
> becomes a huge success then why wouldn't it route 100% of the address space, just
> as BGP does today? And if it withers and dies then any dedicated address
> allocation will be too much at that point in time. If this is all about an 
> _experiment_ under some form of  experimental constraint then what are the
> bounds of the experiment? What happens at the end of the experiment? Why would there 
> be a continuing need to corral LISP into its own dedicated corner of the address
> space? Is there something about scaling LISP to a full unicast routing scale that
> simply does not work? Or is corralling of LISP into a dedicated block  of addresses
> unnecessary? Why do I feel that this experiment has not been well thought through?
> Or if it has, then it seems to me that the mapping of parameters of the proposed
> experiment into the words in the two drafts relating to this proposed action
> is still lacking.

This pretty much sums up my feelings about those drafts as well.

Thanks :-)
Sander