SAVVIS' Financial Xchange Offers Network Connectivity to the REDIbook ECN

Business Wire, May 22, 2002

Business Editors

HERNDON, Va.--(BUSINESS WIRE)--May 22, 2002

REDIBook ECN Platform Utilizes SAVVIS to Support Increases in Volumes

and Liquidity, and to Enhance Network Connectivity Options

SAVVIS Communications (NASDAQ:SVVS), known as "The Network that Powers Wall Street(SM)," announced today that the REDIBook ECN, recently merged with the Archipelago ECN, will offer secured IP VPN connectivity to its trade matching and routing systems via SAVVIS' Financial Xchange(SM) services.

Archipelago and REDIBook recently completed their merger, combining the two fastest growing ECNs. The merged entity will be called Archipelago. Currently, the Archipelago and REDIBook ECN systems are operating separately. The integration of the order books and trading systems that Archipelago and REDIBook currently operate is scheduled to begin late in the second quarter, with connectivity to the combined platform available through SAVVIS.

"REDIBook distinguished itself in the financial markets by using its advanced technology to operate a significant liquidity pool and a trading environment that is fast, efficient, and proactive," said Jack Finlayson, president and chief operating officer of SAVVIS. "We are pleased that the REDIBook platform is leveraging SAVVIS' Financial Xchange(SM) to provide superior service to its customers."

SAVVIS' Financial Xchange(SM) is quickly becoming the de facto standard for network connectivity in the global financial markets. Financial Xchange(SM) includes private IP VPNs, high-speed Internet access, and managed hosting solutions. All Financial Xchange(SM) solutions are built on SAVVIS' award-winning Intelligent IP Network(SM), the only IP network built from the ground up to carry real-time market data. SAVVIS Financial Xchange(SM) solutions are unique in that multiple applications can be combined over a single local loop, with each application assigned the dedicated bandwidth and Quality of Service it needs. SAVVIS' architecture simplifies complex networking and reduces costs.

"REDIBook and Archipelago share a long history of using various networking technologies to deliver superior trading capabilities to our customers," said Mike Cormack, president of Archipelago. "SAVVIS' Financial Xchange(SM) solutions enable us to grow our business by connecting our applications to the financial institutions already on the SAVVIS network and improve network access to our trading partners via SAVVIS' private IP VPN."

About SAVVIS

SAVVIS Communications Corp. (NASDAQ: SVVS) is a global network service provider (NSP) that delivers IP VPNs (virtual private networks), managed hosting and Internet services to medium-sized enterprises and the financial services market. The mid-market, which is underserved by traditional data communications carriers, is the fastest growing segment of the IP VPN market. In the demanding financial services industry, SAVVIS is a leading provider of high-performance networking services. SAVVIS' Financial Xchange(SM), a private IP VPN service platform, connects more than 4,700 financial institutions to financial applications and data worldwide. Financial Xchange(SM) is also one of the largest carriers of Financial Information eXchange protocol (FIX) traffic in the United States and has partnerships with many FIX application and services providers.

Known as The Network that Powers Wall Street(SM), SAVVIS delivers the reliability, performance and security of traditional private networks, as well as the scalability and flexibility of the Internet, often at a price less than both. As a result, enterprises can connect their offices, partners and remote employees over an affordable private IP network and can also integrate SAVVIS' managed hosting services as well. The editors of Network Magazine named SAVVIS' IP VPNs Product of the Year for 2001. SAVVIS beat out well-known VPN providers such as AT&T (NYSE: T), WorldCom (NASDAQ: WCOM), Sprint (NYSE: FON) and Genuity (NASDAQ: GENU). SAVVIS was ranked the eighth fastest-growing technology company in North America on the 2001 Deloitte & Touche Technology Fast 500, which ranks companies based on five-year percentage revenue growth from 1996 - 2000. For more information about SAVVIS and its Intelligent IP Networking(SM), visit: http://www.savvis.net.

About REDIBook / Archipelago

Dedicated to openness, transparency and equal access to equity markets, Archipelago and REDIBook have been dynamic agents of change in the financial services industry. Our leading-edge technology, open architecture and unbiased trading platform provide investors with fast, cost-efficient and anonymous market access. The Archipelago Exchange (ArcaEx), REDIBook and Archipelago ECN feature a trading system that employs a proprietary algorithm to search for the best price for each order. ArcaEx is the first totally open, fully electronic stock exchange. The Archipelago ECN, one of four original ECNs, was formed in December 1996 and was the first ECN to deploy a best execution model. With the recent merger with the REDIBook ECN, it vies for the largest share volume in Nasdaq and listed stocks among all ECNs.