ASTD Selects WebEx to Provide Real-Time Web Communications for the World's Largest Corporate Learning Association.

Business Editors/High-Tech Writers

SAN JOSE, Calif.--(BUSINESS WIRE)--May 23, 2001

WebEx Meeting Center Selected to Bring Real-Time Web Meetings

to ASTD's 70,000 Worldwide Members

WebEx Communications, Inc. (Nasdaq:WEBX), the leader in real-time communications infrastructure for business meetings on the Web, announced today that the American Society of Training and Development (ASTD) has selected the WebEx Meeting Center service to provide real-time Web communications services to its members. With more than 70,000 members at 15,000 companies, ASTD is the world's premier professional association and resource on workplace learning and performance issues. WebEx's real-time communications service allows ASTD's members to use highly interactive Web meetings for training, e-learning, presentations, seminars, project management, and collaborative research.

The WebEx Meeting Center service allows users to share applications, presentations, documents, and Web pages, with integrated video and telephony, through a standard browser. To support its services, WebEx has developed and deployed the first global network designed specifically for real-time communication on the Web.

"WebEx meetings are a great way to control expenses, improve communications and increase productivity," said Darin Hartley, director of Business Ventures at ASTD. "Web meetings are transforming the way companies conduct training, manage projects and share organizational best practices. WebEx is the only company with a scalable platform, worldwide carrier-grade infrastructure, and real-time interactivity. The WebEx Meeting Center service is a valuable addition to our member resources."

"ASTD is the world's largest association focused on corporate training and e-learning and we are proud that they have chosen WebEx," said Jim Moise, vice president of sales at WebEx Communications. "Thousands of companies are already finding WebEx meetings are an ideal way to increase efficiency and reduce the costs involved in planning, implementing and delivering corporate learning programs."

About WebEx Meeting Center

The WebEx Meeting Center service supports the entire range of data, voice and video communications to provide an online environment that simulates the full spontaneity and productivity of face-to-face meetings. All of WebEx's services are built on the WebEx interactive platform and are supported by WebEx's global communication network, ensuring scalability, reliability and predictability. WebEx's interactive communications services help its customers and partners increase their productivity and efficiency, differentiate and distinguish their product and service offerings, and enhance and diversify their revenues. Detailed information regarding all of WebEx's services is available at http://webex.com/home/services_business.html.

About ASTD

ASTD is the world's leading association of workplace learning and performance professionals, forming a world-class community of practice. ASTD's 70,000 members come from more than 100 countries and 15,000 organizations--multinational corporations, medium-sized and small businesses, government, academia, consulting firms, and product and service suppliers. Started in 1944 as the American Society of Training Directors, ASTD is now a global force, widening the industry's focus to connect learning and performance to measurable results, and is a sought-after voice on critical public policy issues.

About WebEx Communications, Inc.

Founded in 1996, WebEx Communications, Inc. (Nasdaq:WEBX) is the leader in Internet infrastructure for real-time business communications. WebEx provides Web-based carrier-class communication services using its multimedia switching platform deployed over a global network. WebEx's services enable end-users to share presentations, documents, applications, voice, and video spontaneously in a seamless environment. WebEx services are used across the enterprise in sales, support, training, marketing, engineering, and various other functions. With its modular framework and standards-based APIs, WebEx's real-time communications platform is the "dial-tone" for meetings on the Web. Please call toll free 877/932-3911 or visit http://www.webex.com for more information.

Editors should contact Colin Smith at Antenna Group 415/977-1912 or [e-mail].

This press release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. These forward-looking statements may be identified by use of the terms anticipates, believes, continue, could, estimates, expects, intends, may, plans, potential, predicts, should or will, or the negative of those terms or similar expressions. These forward-looking statements are subject to significant risks and uncertainties. Actual results may differ materially from those described in such statements as a result of these risks and uncertainties. In particular, these forward looking statements include, but are not limited to, statements that WebEx meetings are a great way to control expenses, improve communications and increase productivity and that WebEx meetings are an ideal way to increase efficiency and reduce the costs involved in planning, implementing and delivering corporate learning programs. Factors which could contribute to risks and uncertainties include, but are not limited to, the failure of ASTD members and other customers to adopt the WebEx service and use it effectively in their business and the failure of ASTD members and other customers to decrease their other expenses. A fuller discussion of the risks and uncertainties that could affect WebEx Communications, Inc. are more fully set forth in WebEx's filings with the Securities and Exchange Commission, including WebEx's Form 10-K filed on April 2, 2001 and Form 10-Q filed on May 15, 2001. WebEx Communications, Inc. assumes no obligation to update forward-looking information contained in this press release.