nanog mailing list archives

Re: Service providers that NAT their whole network?


From: Chris Woodfield <rekoil () semihuman com>
Date: Fri, 22 Apr 2005 13:14:58 -0400


Apologies for the late reply, but T-Mobile's US GPRS network hands out 
RFC1918 space as well.

-C

On Fri, Apr 15, 2005 at 01:40:12PM -0700, Scott Call wrote:

On Fri, 15 Apr 2005, Philip Matthews wrote:


A number of IETF documents(*) state that there are some service providers
that place a NAT box in front of their entire network, so all their
customers get private addresses rather than public address.
It is often stated that these are primarily cable-based providers.

In my experience many cellular providers (at least in the US) do this as 
well.  A GPRS connection to Cingular, even from a laptop device, will get 
a 1918 address. I don't mind since my phone runs linux with no root 
password (thanks motorola).

-Scott


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