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To: Narotham Reddy who wrote (431)10/31/1997 6:15:00 PM
From: Maverick  Respond to of 1629
 
UUnet backbone architecture, RAS, and business
UUNET provides
backbone services to other
online entities, including the
Microsoft Network, EarthLink,
and GTE Internet Services.

UUNET's long-term technology
strategy is to provide
single-source reliable
communications for a full range of
Internet applications. To that end, UUNET is expanding its network infrastructure, in part
through an agreement with Microsoft; integrating and expanding its suite of value-added
products and services; investing in its network operations and technical support infrastructure;
and building and leveraging relationships with strategic partners. Approximately 40% of
UUNET's second quarter 1996 revenues derived from the Microsoft Network.

MFS Communications Company, Inc., also founded in 1987, is a leading provider of
communication services for businesses and government providing integrated local and long
distance services. Based in Omaha, Nebraska, MFS operates the Metropolitan Area Ethernets
(MAEs) in several cities which have become de facto peering and interconnect points for many
national backbone operators. The company currently has all-fiber networks in operation in 52
metropolitan markets in the U.S. and abroad.

On July 10, 1996, GTE Corporation announced a multimillion dollar agreement under which GTE
utilizes UUNET's dial-up and dedicated network and Internet backbone to provide dial-up and
dedicated Internet access services nationwide. Titled GTE Internet Solutions, the service is
available in 250 cities in 46 states, offering dial-up connections at $19.95 per month for
unlimited access, or at $8.95 per month for five hours access plus $1.95 for each additional hour.
GTE provides local telephone service in 28 states and long distance service in 16 states and
had revenues of $20 billion in 1995.

UUNET has a European subsidiary, UUNET PIPEX, with alliances in Europe, Africa, and the
Middle East and currently has 17 partners and associates in this territory. On August 19,
UUNET PIPEX announced it had purchased a 51.8% controlling interest in Belgium's leading
Internet service provider, Innet, investing 50 million Belgian francs to expand this service.

In 1995 and 1996, UUNET moved aggressively to acquire other Internet providers outside the
United States. Along with UUNET PIPEX (formerly Unipalm Group plc), the largest ISP in the
United Kingdom and one of the largest in Europe; UUNET acquired Metrix Interlink in Canada;
and EUnet Germany. In addition, UUNET acquired majority interests in UUNET Canada and
INnet, a Belgian ISP. As of November 1, 1996, UUNET had 19 international gateway access



To: Narotham Reddy who wrote (431)10/31/1997 6:18:00 PM
From: Maverick  Respond to of 1629
 
UUnet's backbone, Part II
The company continues to move
toward dominance of the Internet
market. UUNET announced a $300
million upgrade on February 19,
1997 that will more than quadruple
the available capacity across its
national network in terms of both
backbone bandwidth and dial
capacity. With traffic over the
backbone nearly doubling every
quarter and demand for dial access growing at more than 10 percent every week, it initiated the
most ambitious network expansion in its 10-year history. UUNET began upgrading its
backbone in segments to support the highest speed available today for Internet Protocol (IP)
transmission: OC-12 (622 Mbps). The upgrade involves shifting of the backbone links to the
Asynchronous Transfer Mode (ATM) protocol. ATM is the only proven technology currently
available that supports IP transmission at OC-12 speeds. The company is installing ASX-200
and ASX-1000 ForeRunner ATM switches from FORE Systems. To increase the number of
dial access ports, the most common means of accessing the Internet, the company has begun
installing high-density MAX TNT remote access concentrators from Ascend Communications.
The MAX TNT concentrators, which support both analog and digital dial-up traffic, are being
deployed throughout the U.S., Canada, and Puerto Rico.

CURRENT BACKBONE ARCHITECTURE

UUNET's backbone network
consists exclusively of
redundant, fully-meshed DS-3
(45 Mbps) connections. Using
Cascade 9000 intelligent routing
switches and Cisco
7000/7500-series routers,
UUNET's backbone forms a
global lattice of interconnected
links, which the company says is
designed to eliminate any single
point of failure. All UUNET
switching nodes are physically
secure and protected by
uninterruptible power supplies,
using batteries and diesel
generators. In late March the
company said it installed
Larscom's Orion 4000 broadband
access multiplexers and Access
T45 T-3 DSUs to support high speed customer access and international backbone links. In
1997, further network expansion using ATM and OC-12 technologies is planned.

128 Kbps ISDN DIAL-UP LAN CONNECTION

Product: Internet 9-5 BASICSM Service-ISDN
Availability: See POP list
Average Installation Time: 4 days to two weeks, depending on telco ISDN availability
Setup: $395
Monthly: $395
Hours included per month: Unlimited
Recommended Equipment: Ascend PL50 router - $1,050



To: Narotham Reddy who wrote (431)10/31/1997 6:21:00 PM
From: Maverick  Read Replies (1) | Respond to of 1629
 
UUnet, Part III

...<Other services>...
FUTURE EXPANSION PLANS

WorldCom announced in March that in response to the rapid openings of telecommunications
markets to competition in Europe, the company will begin construction of an all-fiber optic
pan-European network. The first phase will connect London, Amsterdam, Brussels and Paris
later this year. It is intended that, over time, the pan-European network will interconnect
WorldCom's city networks in Europe and provide the platform for the development of
broadband national networks as they develop in the future.

The pan-European network will be built using the same architecture as WorldCom's
metropolitan area networks - a series of fully resilient, fiber optic, SDH loops. The network will
support multiple 2.5 gigabit channels per fiber pair using wave division multiplexing and optical
amplifiers. This technology will support a capacity in the tens of gigabits per fiber pair and allow
for rapid installation of additional capacity as customer demands increase.

WorldCom has recently received regulatory approval to build and operate national and
international telecommunications networks in the UK, the Netherlands, Germany, France and
Sweden. With the approach of January 1, 1998, the date set by the European Commission for
the full liberalization of telecommunications in European Union member states, it is anticipated
that others will join this growing list of countries opening their markets to competition.

The company also announced that as part of the first phase of the pan-European network, it
will build two cross-Channel submarine cables linking the UK with the Netherlands and
France. The cross-Channel cables will be installed in the third quarter of this year and will be
provisioned with a 48 fiber cable. This will provide ample capacity for the predicted growth in
high-bandwidth data and Internet traffic and the future development of WorldCom's
pan-European network. This will also provide connectivity to the UK in its role as a
telecommunications hub now served by over 40 internationally licensed carriers. The overland
portion of the pan-European network will be provisioned as a readily upgradeable eight-fiber
network.

Last year, WorldCom announced the launch of a project to build a 20 gigabit transatlantic cable
system connecting London and New York. In October 1996, Cable and Wireless joined Gemini
as a 50:50 partner - the project is ahead of plan and will be operational in early 1998.

When both the transatlantic system and the pan-European network are complete, a WorldCom
customer could be connected from, for example, Paris to Los Angeles over a single physical
network built, owned and operated by WorldCom.