nanog mailing list archives

Re: Looking for an IPv6 naysayer...


From: Mark Andrews <marka () isc org>
Date: Thu, 10 Feb 2011 11:50:30 +1100


In message <5A6D953473350C4B9995546AFE9939EE0BC139A0 () RWC-EX1 corp seven com>, "
George Bonser" writes:
=20
Almost none of the broadband providers in the US NAT their
customers.
=20
Well, I suppose I have been unlucky then because every single one I
have
had has NATed me.  I had a "real" IP when I had dialup, but I got NAT
when I went broadband.  I have a friend that has another service and
she
is NATed too.  Boot up in her network and you get 192.168.1.x

In other words, the broadband provider provides a single global IP to
the "always up" CPE.  That CPE does DHCP to user stations and hands out
1918 addresses and NATs them to the single global IP.

I have had 3 broadband providers over the past 10 years, all three have
done that.  I have a friend on a fourth provider that also does that.

I have yet to see a broadband provider that configures a network so that
individual nodes in the home network get global IPs.

It's only because they delivered the service using a integrated
modem/router to save the customer buying a seperate NAT box.  I
suspect that you could request a actual modem and connect you own
equipment to if you want if you don't like the box they supplied.

Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka () isc org


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