ADC Selected by PacketLight to Install and Deploy Optical Service Transport Systems.

Business Editors & Technology Writers

MINNEAPOLIS--(BUSINESS WIRE)--Jan. 23, 2002

ADC Systems Integration to Provide Geographic Reach

for Deployment of PacketLight's Integrated Optical Transport

System for Fast and Efficient Delivery

ADC (Nasdaq:ADCT, www.adc.com) a leading global supplier of fiber optics, network equipment, software and integration services for broadband, multiservice networks, and PacketLight Networks (www.packetlight.com), a leading provider of metro optical transport systems, today announced a strategic equipment, engineering and installation (EF&I) services agreement between the two companies. ADC will work with PacketLight to deliver service providers an economical and flexible solution that helps reduce costs and generate revenue; supports optical networks; optimizes fiber and wavelength usage; and provides ease of use with end-to-end provisioning and management.

"As an investor in PacketLight Networks, we are particularly excited about this agreement that leverages the strengths of both companies," said Jo Anne Anderson, president and general manager of ADC's Systems Integration Division. "We believe that these next generation optical networking solutions will help accelerate the transition to a more efficient, robust, and yet cost effective networking solution essential for new services delivery and new revenue growth. We are anxious to further our relationship in the domestic market and are ready to scale globally as PacketLight Networks expands internationally."

PacketLight offers the only service transport system with a single fabric for TDM and data services, transparent edge, inherently efficient data handling and SONET support, plus smooth migration to all-optical, all-packet networks. The company employs unique technologies to support the capability of "any service to any lambda" and multiple services on one lambda in a scalable, robust configuration that fully exploits a carrier's fiber resources.

"We are pleased to name ADC as our choice for EF&I services," said Meir Kollmann, CEO of PacketLight. "As a leading provider of optimized, flexible metro optical networking solutions, it's important to provide our customers with best-in-class systems integration services. ADC is well suited to install and turn up the all-optical, all-packet networks quickly and efficiently."

ADC's systems integration capabilities include more than 1,500 service and delivery professionals serving the U.S., France and the United Kingdom. ADC offers services to support customers throughout the technology life cycle, integrating both ADC-specific and complementary product sets. ADC's industry-certified integration professionals provide end-to-end signal verification and turn up of all network and system elements, including network management.

PacketLight's product suite includes:

-- PL-16000 - A multi-purpose Metro transport system. The NEBS compliant system
is comprised of 16 slots and draws less than 510 Watts in a 21" High, 17" Wide,
12" Deep chassis. The PL-16000 chassis can function as a service collection
node ("SiteLight(TM)") and as a service collection, aggregation and
cross-connect node ("CentraLight(TM)").

-- BrowseLight(TM) - a graphic Java-based sub-network manager that supports
management of a shelf or a sub-network via a standard SNMP protocol,
BrowseLight allows both performance monitoring and Sub-network provisioning.

-- ControLight(TM) - a high-end, multi-user client-server NMS for a network of
PacketLight systems. Running on UNIX or NT servers, it provides the Network

Operation Center (NOC) with the ability to perform end-to-end service
provisioning, service activation and inventory management. In addition, it
provides a northbound CORBA interface to OSSs.

About Packetlight Networks

Since its inception in early 2000, PacketLight Networks has been developing its advanced integrated metro optical transport system. Created with the carriers need for flexibility in mind, this system's innovative optical networking technology enables carriers to efficiently provide businesses with a variety of high-bandwidth services in a dynamic, ever-changing environment. PacketLight is backed by strategic investor ADC Telecommunications (Nasdaq:ADCT), a leading international supplier of transmission and networking systems. Venture financing was raised in June and November 2000 from Carlyle Europe Venture Partners, Pitango Venture Capital, and Portview Communications Partners. More information is available on the Web at www.packetlight.com.

About ADC

ADC is The Broadband Company(TM). ADC tailors high-quality, custom solutions of network equipment, fiber optics, software and systems integration services that enable communications service providers to deliver high-speed Internet, data, video and voice services to consumers and businesses worldwide. ADC (Nasdaq:ADCT) has sales into nearly 100 countries and is included in the Standard & Poor's 500 Index and the Nasdaq 100 Index. Learn more about ADC Telecommunications, Inc. at www.adc.com.