North American Network Operators Group

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Re: Service providers that NAT their whole network?

  • From: Chris Woodfield
  • Date: Fri Apr 22 13:18:55 2005

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


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