nanog mailing list archives

Re: ATT CDPD


From: Todd Vierling <tv () duh org>
Date: Mon, 11 Jul 2005 13:04:48 -0400 (EDT)


On Sun, 10 Jul 2005, Steven J. Sobol wrote:

Scheduled to die soon, if it hasn't already.  I was a second-tier CDPD
sub, via Earthlink, until about a year ago; they took a hit to move me
to 1xRTT,

AT&T doesn't use CDMA... so they wouldn't be running 1xRTT. EDGE, perhaps?

Yes.  AT&T also announced plans to get into the next layer, UMTS, which uses
the concept of code division multiple access (CDMA), but isn't the same as
Quallcomm CDMA (IS-95/IS-2000/CDMA2000).  I don't know offhand which of the
GSM-core technologies are/will be deployed by them at this time, as they
aren't the carrier I currently use.

(To my knowledge, however, AT&T does offer GPRS, which is slow, but if using
at least two timeslots, still faster than IS-95 CDMA non-1X data.  8-)

-- 
-- Todd Vierling <tv () duh org> <tv () pobox com> <todd () vierling name>


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