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To: Daniel G. DeBusschere who wrote (4769)7/20/1999 7:35:00 PM
From: Frank A. Coluccio  Read Replies (1) | Respond to of 12823
 
Dan, you bring up a good point. Most analyses I've seen thus far tend to compare competing technologies from the standpoint of discrete network element numbers, and these are almost exclusively geared to the most fundamental types of use, namely, Internet access.

That's what it's all about right now, but I think that we'll see the scope and degree of DSL penetrations expand beyond basic Internet access, shortly. It's already manifesting in a broad range of new products [especially for SO/HOs] designed for IP PBX gateway and termination devices, and other specialized voice and fax applications which do not fall under the category of standalone residential subscriber Internet access network elements.

In fact, it wasn't long ago that right here on this thread it was argued that DSLs were merely residential things, not designed for business applications. This assumption has been proved false, I think it's safe to say.

Integrated dsl solutions, or "systems" as you've referred to them (correct me if I'm mistaken re my interpretation), should IMO have the effect of increasing the absolute number of market opportunities, as well as the types of legacy applications that might be converted to dsl-based operation.
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The following DSL article is from this week's Network World. It is copied below for posterity. Enjoy!

Regards, Frank Coluccio

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from: nwfusion.com



DSL explosion ready to rip
BellSouth to launch five new service classes.

By DAVID ROHDE
Network World, 07/19/99

ATLANTA - Incumbent telephone companies are getting ready to
climb higher up the bandwidth ladder with their asymmetrical digital
subscriber line (ADSL) offerings.

And their new rivals - the data-oriented competitive local exchange
carriers, or data CLECs - are preparingto match them step-for-step by
offering symmetrical DSL (SDSL) at higher-than-T-1 speeds.

In what's likely to make the biggest splash, Network
World has confirmed that BellSouth will announce five
new flavors of DSL as early as this week. The services
will include three industrial-strength multimegabit
services that take ADSL out of the individual
telecommuter arena and deeper into the enterprise.

BellSouth's move will come hard on the heels of an
announcement last week by Bell Atlantic that it is
finally offering DSL in New York City in the face of
potential cable-modem competition from Time Warner
and other companies. Bell Atlantic also introduced two
higher-speed ADSL versions - one with 1.6M bit/sec
and the other with 7.1M bit/sec downloads - initially
available in four other cities.

But BellSouth's five new services will have a broader
rollout: the same 28 cities where the carrier today
offers a standard ADSL offering of up to 1.5M bit/sec
speed downstream and up to 256K bit/sec upstream.

The three most robust of BellSouth's new service
classes will provide anywhere from 1.5M to 6M bit/sec
downloads. The RBOC will also add one new
lower-speed ADSL variation, plus a symmetrical DSL
service that provides 384K bit/sec both ways (see
graphic).

The pricing BellSouth is offering technically beats most
of the carrier's T-1 dedicated access prices. One new
option offering T-1 downstream and 512K to 768K
bit/sec upstream is priced as low as $195 per month.
This compares with an average, though widely varying,
$700 per month for regular T-1s in the BellSouth region.

But analysts and competitors caution that it's probably
not wise for BellSouth users to throw out their existing
T-1 lines. Laurie Falconer, a DSL analyst for consulting
firm TeleChoice, believes the 1.5M/512K bit/sec flavor,
even at $195, won't cause branch offices to discard
their T-1s. It may attract "small businesses that never
wanted to go to a T-1," she says.

John Cahill, BellSouth's director of advanced network
services, says the new DSL options running up to 6M
bit/sec will likely serve new applications such as
electronic commerce and videoconferencing, and could
supplement existing enterprise access options.

All the BellSouth DSL services will be terminated on
Alcatel 1000-series DSL access multiplexers
(DSLAMs) in central offices. Cahill concedes that the
higher the bandwidth available the closer that end users
will need to be from the central office.

Data CLEC NorthPoint Communications thinks it has a
better answer. The San Francisco-based company
specializes in SDSL, so that users who pull down Web
traffic and host Web servers don't have to sacrifice
bandwidth in either direction.

To maintain the symmetrical nature of its offering but
enter the above-T-1 market, NorthPoint this week is
expected to announce "bonded DSL" capability with its
DSLAM provider, Copper Mountain. This type of
feature lets two unbundled copper loops offer up to 3M
bit/sec of throughput both downstream and upstream
via a logical linking of two ports on the DSLAM to the
same end user. NorthPoint will roll out the 3M bit/sec
SDSL service in the fourth quarter, says John Stormer,
NorthPoint's vice president of marketing.

NorthPoint's options will make it unnecessary for
corporate DSL network managers to institute and
enforce usage policies the way they might have to with
telco ADSL, Stormer says.

BellSouth users may also have to be careful of
technical hurdles. The telco is charging a $300
installation fee for each DSL loop on each of its five
new services. That will cover most of the necessary
loosening of loop coils and bridge taps in the copper
infrastructure, Cahill says. However, Cahill cautions
that some of this loop conditioning may not be possible
if such bottlenecks are "buried under years" of copper
installations.

The BellSouth and NorthPoint announcements may be
just the start of DSL announcements. Network World
also obtained a recent GTE tariff filing that reveals
GTE is instituting a new service called ADSL Bronze
Plus later this month.

The consumer or telecommuter offer provides 768K
bit/sec downstream and 128K bit/sec upstream for $40
per month with a $60 installation charge. The monthly
price comes down to $32.50 for users who sign a
oneyear contract. A GTE spokesman says the carrier
will combine the one-year deal with a $17.45-per-month
Internet access service for a total consumer package of
$45.95 per month.