Akamai and ON24 Alliance Yields Customers in Financial and Technology Markets

Contacts:
Jenny Benton ON24 415.369.8025 jenny@on24.com	--or--	Felicia Spagnoli Media Relations Akamai Technologies 617-613-2525 spagnoli@akamai.com

ON24 leads industry with webcasting solutions powered by Akamai

STREAMING MEDIA WEST - Long Beach, CA, June 20, 2001 - ON24, the leading rich media communications and financial media network, and Akamai Technologies, Inc. (Nasdaq: AKAM), the leading provider of distributed application and content delivery services, today announced significant momentum for the companies' joint webcasting solutions designed for the enterprise. The team has signed a number of new customers through the alliance, including iManage, Montgomery Funds, and Wells Fargo Van Kasper, among other enterprises that leverage the Internet for broad, timely business communications.

Established in April 2001, the ON24 and Akamai alliance allows customers of ON24's rich media production and targeted distribution capabilities to leverage Akamai's globally distributed network for enhanced, end-to-end multimedia communications. In just two months, the relationship has yielded a series of mutual customers within the financial and technology sectors, as businesses seek to utilize the Internet for cost-effective business communications. Through the alliance, ON24 offers its corporate customers Akamai's industry-leading Akamai Conference and Akamai Forum enterprise streaming services, providing a high-performance means of extending the reach of their events.

"Webcasting our conference calls has been an excellent means of communicating directly with investment professionals. The services offered by ON24 in conjunction with Akamai have allowed us to reach a broader audience in a more innovative, cost-effective and timely manner," said Darrell Dick, manager electronic commerce, Montgomery Asset Management.

"The range of clients that Akamai and ON24 have been able to secure in the first months of our partnership attests to the fact that our solutions represent a compelling mechanism for corporations to reach both a wider and a more targeted online audience with their key messages in a cost--effective manner," said Scott Diehl, senior vice president sales and business development, ON24.

"The substantial cost savings realized through the Internet as a business communications platform will continue to appeal to enterprises across all industries," said Chris Turner, vice president, worldwide channel distribution, Akamai. "We're pleased to add the benefits of high performance, interactivity, and reliability as well as the worldwide reach of the Akamai network to ON24's comprehensive offerings."

ON24 will be providing its turnkey production and distribution packages filmed from within the Akamai booth at Streaming Media West, June 20-22 in Long Beach, California. Available to conference exhibitors as well as non-exhibiting companies, the specially priced packages will be shot in an on-site studio and then made accessible via ON24's network of hundreds of partners including Yahoo!, Nasdaq.com, Merrill Lynch, Morningstar.com, Lycos/Quote.com, CNET, and InfoSpace/Silicon Investor. Contact Solutions@on24.com for more information.

As recently reported by Jupiter Media Metrix, corporations are expected to spend dramatically higher amounts on streaming technology in the next four years. Together, ON24 and Akamai are addressing the increased demand for enterprise streaming solutions that provide a high-performance infrastructure for rich media database management, corporate product launches, keynote addresses, investor relations communications, internal communications, and coverage of live conferences and events.

About ON24
ON24 is the Internet's leading rich media communications and financial media network. The company creates and aggregates multimedia programming in the technology, financial services, mutual funds, and healthcare industries. ON24's programming is available to more than 80 million users through its partnerships with Yahoo! (Nasdaq: YHOO), Nasdaq.com, Merrill Lynch (Nasdaq: MER), Morningstar.com, Lycos/Quote.com (Nasdaq: LCOS), CNET (Nasdaq: CNET), InfoSpace/Silicon Investor and Tellme, among hundreds of others. ON24's rich media solutions target the financial, technology and healthcare industries. These include a full suite of communications such as the Mutual Fund Briefing Solution, Multimedia Communications, Investor Relations and Conference products, in addition to platform software products. Based in San Francisco, the privately held company was founded in 1998.

About Akamai
Akamai is the leading provider of distributed application and content delivery services. These services enable companies to reduce the complexity and cost of deploying and operating a uniform Web infrastructure while ensuring unmatched performance, reliability, scalability and manageability. Akamai's services give businesses a distinct competitive advantage and provide an unparalleled Internet experience for their customers. Akamai's intelligent edge platform for content, streaming media, and application delivery comprises more than 9,700 servers within 650 networks in 56 countries. With headquarters in Cambridge, Massachusetts, Akamai provides services to more than 1,400 companies worldwide. For information on Delivering a Better InternetSM, visit www.akamai.com.

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Akamai Statement Under the Private Securities Litigation Reform Act
The release contains information about future expectations, plans and prospects of Akamai's management that constitute forward-looking statements for purposes of the safe harbor provisions under The Private Securities Litigation Reform Act of 1995. Actual results may differ materially from those indicated by these forward-looking statements as a result of various important factors including, but not limited to, the dependence on Akamai's Internet content delivery service, a failure of its network infrastructure, the complexity of its service and the networks on which the service is deployed, the failure to obtain access to transmission capacity and other factors that are discussed in the Company's Annual Report on Form 10-K and other documents periodically filed with the SEC.