[ih] IP addresses are not phone numbers, was Some Questions over IPv4 Ownership

[mfidelman at meetinghouse.net (Miles Fidelman)]

John Levine wrote:
> There's a couple of rather essential differences between routing phone
> calls and routing IP packets.  One is that phone numbers, unlike IP
> addresses still have a great deal of geographic locality, since number
> allocations are tied to geography, and number portability is limited
> to within local areas.  Regardless of portability, all numbers that
> start with +33 are in France, and all numbers that start +1212 are in
> New York City.
>    
Of course things change a bit as we worry about mobile IP.  I sort of 
wonder when about how soon we'll get to the point where mobile devices 
outnumber fixed devices.  Come to think about it, it's already the case 
for both my household and business.

Miles Fidelman

-- 
In theory, there is no difference between theory and practice.
In<fnord>  practice, there is.   .... Yogi Berra