ADVISORY/ Gensym to Demonstrate Its Range of Network Management Software At COMNET 2001 Conference & Expo.

Business/Technology Editors

ADVISORY...for Tuesday-Thursday (Jan. 30-Feb. 1)

*T Who: Gensym Corporation, a leader in adaptive software

products for modeling, simulating and managing

e-business infrastructure

What: Gensym to demonstrate its latest software products

for network management at COMNET 2001 Conference &

Expo

Where: Booth No. 2902, first floor, Washington, D.C.

Convention Center

When: January 30 - February 1, 2001 *T

CAMBRIDGE, Mass.--(BUSINESS WIRE)--Jan. 24, 2001

Gensym Corporation (Nasdaq: GNSM), a leader in adaptive software products for modeling, simulating and managing e-business infrastructure, today announced it will be exhibiting in booth No. 2902 at COMNET 2001 Conference & Expo. The event takes place Tuesday, January 30, through Thursday, February 1, 2001, at the Washington D.C. Convention Center located at 900 9th Street N.W. in Washington, D.C. Gensym will be showcasing its leading-edge software products for network management, including Integrity, an integrated, extensible platform for e-infrastructure management and root-cause intelligence, and NetSleuth, network auto-discovery and IP availability analysis software.

Jim Slane, vice president of marketing for Gensym, says the goal at COMNET is to bring a clear message to all service providers and corporate network managers that Gensym can help them run their networks more effectively. "Our booth signs say it all: `Put the software that manages the world's most complex networks to work for you'," said Slane. "Companies ranging from AT&T, CSC and Getronics to Motorola, Sonera and Nokia use Gensym software. We can deliver that expertise to other service providers, equipment manufacturers and corporate enterprises, as well."

The COMNET Conference and Exhibition is one of the industry's largest information technology and network management events, attracting more than 50,000 networking professionals, service providers, vendors and consultants. COMNET offers solutions to address the needs of IT departments, enterprise end-users and communications networking leaders. For more information on COMNET, please visit www.comnetexpo.com.

About Gensym Corporation

Gensym Corporation (www.gensym.com) is a leading provider of adaptive software products that model, simulate and manage e-business infrastructure. Since 1986, Gensym has sold more than 13,000 product licenses to organizations in communications, manufacturing, aerospace, transportation, government and other industries. Gensym is making e-business infrastructure work(TM).