Cosine communications –

Redwood City, Calif.

Went public 9/26/2000 at $23 per share

Filing Range: 10.0 mil. shares @ $20 to $22

Shares Outstanding: 100.2 mil. shares

Underwriters: Goldman, Sachs & Co./Chase H&Q/Robertson

Stephens & Co./J.P. Morgan & Co. Inc.

Company Counsel: Wilson Sonsini Goodrich & Rosati

Manager Counsel: Sullivan & Cromwell

Auditor: Ernst & Young LLP

The Company:

Provides Internet Protocol services and delivery platforms. The company manages routers, equipment and other platforms that send signals across the Internet. The company has an application switching system that incorporates the functions of switches and routers with applications services including firewalls.

Venture Backers:

Crescendo Venture Management LLC

Worldview Technology Partners

Kleiner Perkins Caufield & Byers

Communications Ventures

Norwest Venture Partners

Technology Crossover Ventures

BCE Capital

Charter Growth Capital

Chase Capital Partners

Chase H&Q

Lucent Venture Partners Inc.

Charter Ventures

Goldman, Sachs & Co.

Vertex Management II Pte Ltd.

H&Q Investors

Venture Management Services Inc.

TeleSoft Partners

Anschutz Investment Co.

Tudor Investment Corp.

Amerindo Investment Advisors Inc.

Rader Reinfrank & Co. LLC

HarbourVest Partners LLC

Seaport Capital

Eagle Ventures Inc.

Financing Rounds:

Number of Round Amt.

Round # Round Date Stage Investors ($ thousands)

1 04/01/1998 1 Early Stage 3000.0

2 12/11/1998 13 Early Stage 9509.0

3 03/05/1999 15 Expansion 21980.0

4 09/16/1999 34 Later Stage 59999.8

5 05/04/2000 5 Later Stage 7147.0

Financials:

(Data in $ millions)

Y/E

12/31/99

Total Revenues: $0.0

Net Income: -37.7