ADVISORY/ Tellium's Director of Optical Technologies, Lih Lin, to Speak at COMNET 2001

Business Wire, Jan 25, 2001

Business/Technology Editors

ADVISORY...for Wednesday (Jan. 31)

OCEANPORT, N.J.--(BUSINESS WIRE)--Jan. 25, 2001

Tellium, Inc., provider of the world's first in-service intelligent optical switches, today announced that Dr. Lih Lin, Tellium's director of optical technologies, will participate in an optical switching panel discussion at COMNET 2001, the communications networking conference. The conference will be held from Jan. 29 through Feb. 1 at the Washington, D.C., Convention Center.

Dr. Lin will take part in the optical switching panel on Wednesday, Jan. 31, from 8:30 to 9:30 a.m. The discussion, moderated by Sue O'Keefe, editor-in-chief of Telecommunications Magazine, will focus on how the development of this new network element alters the way networks are built and the benefits that result from this new architecture. It will also include a discussion on the advantages of OEO conversion in contrast to all-optical switches.

    Who: Dr. Lih Lin, Tellium's director of optical technologies

    What: Participant in optical switching panel discussion

    Where: COMNET 2001
           Washington, D.C., Convention Center
           900 Ninth Street N.W., Washington, DC

    When: 8:30 to 9:30 a.m., Jan. 31, 2001

About COMNET

COMNET, produced by IDG World Expo, is the premier conference and expo for companies building business value through intelligent networks. In 2000, more than 450 manufacturers and suppliers of networking and communications hardware, software, services and solutions participated in COMNET. COMNET attracts top executives, planners, builders and buyers of communications networks, both public and private. COMNET - Building Business Value Through Intelligent Networks - will be held January 29--February 1, 2001 in the Washington D.C. Convention Center. COMNET information is available at http://www.comnetexpo.com or by calling toll free 1-866-COMNETX (1-866-266-6389).

About Tellium

Tellium, developer of the world's first in-service, intelligent optical switches, delivers high capacity, high density, cost-effective solutions to service providers offering advanced optical services. Using Tellium's Aurora Full-Spectrum(TM) product line, service providers can tame the dramatic growth in network traffic to quickly and reliably deliver services in anticipation of their customers' dynamic bandwidth needs. Founded in 1997 by optical experts from Bellcore (now Telcordia Technologies), Tellium is led by a team of industry veterans from top telecommunications and data communications companies worldwide, including Ascend Communications, AT&T, Bay Networks, Cascade, Cisco, Lucent Technologies, MCI, Nortel Networks, Telecordia and Yurie, among others. More information is available at www.tellium.com.

Tellium...smarter, faster optical networks.

Aurora Optical Switch is a trademark of Tellium.

Statements in this announcement other than historical data and information constitute forward-looking statements that involve risks and uncertainties that could cause actual results to differ materially from those stated or implied by such forward-looking statements.