[89336] in North American Network Operators' Group
Re: shim6 @ NANOG
daemon@ATHENA.MIT.EDU (Owen DeLong)
Wed Mar 8 01:43:11 2006
Date: Tue, 07 Mar 2006 22:42:28 -0800
From: Owen DeLong <owen@delong.com>
To: John Curran <jcurran@istaff.org>,
Iljitsch van Beijnum <iljitsch@muada.com>,
Roland Dobbins <rdobbins@cisco.com>
Cc: nanog@nanog.org
In-Reply-To: <p06230902c0337e74acee@[192.168.4.109]>
Errors-To: owner-nanog@merit.edu
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--On March 7, 2006 1:38:50 PM -0500 John Curran <jcurran@istaff.org> wrote:
> At 1:08 PM -0800 3/6/06, Owen DeLong wrote:
>> I've got no opposition to issuing addresses based on some geotop. =
design,
>> simply because on the off chance it does provide useful aggregation, why
>> not. OTOH, I haven't seen anyone propose geotop allocation as a policy
>> in the ARIN region (hint to those pushing for it).
>
> Does anyone have statistics for the present prefix mobility experiment
> in the US with phone number portability? It would be interesting to
> know what percent of personal and business numbers are now routed
> permanently outside their original NPA assignment area...
>
Almost impossible to get statistics on this because of the influx
of portable VOIP devices and cellular phones.
However, if you're just talking about at the SS7 level, then, =
realistically,
LNP doesn't really provide NPA level portability of numbers. At least
I don't know of any telcos allowing you to take your 408 number to the 212
area when you move.
> If one presumes a modest movement rate across the entire population
> of businesses, and locality for some percent of those moves (which may
> be hidden from global visibility due to regional =
interconnects/exchanges),
> would the resulting global routing table really be any larger then the
> current AS allocation count? It certainly would result in a lot of =
happy
> businesses to have a PI allocation from a local LIR, even if portability
> wasn't assured if they relocated to another state.
>
Interesting question. I wonder if CAIDA has any statistics which
could provide illumination on this question.
> /John
>
> p.s. personal thoughts only, designed entirely to encourage
> discussion... :-)
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