EXHIBIT 4.1 EFFICIENT NETWORKS, INC. 1999 NONSTATUTORY STOCK OPTION PLAN STOCK OPTION AGREEMENT Unless otherwise defined herein, the terms defined in the Plan shall have the same defined meanings in this Option Agreement. I. NOTICE OF STOCK OPTION...Stock Option Agreement • March 22nd, 2000 • Efficient Networks Inc • Communications services, nec • California
EFFICIENT NETWORKS, INC. ------------------------ INDEMNIFICATION AGREEMENT- Indemnification Agreement • May 5th, 1999 • Efficient Networks Inc • Delaware
EXHIBIT 1.1 5,000,000 Shares EFFICIENT NETWORKS, INC. Common Stock UNDERWRITING AGREEMENT ----------------------Underwriting Agreement • January 18th, 2000 • Efficient Networks Inc • Communications services, nec • New York
INDENTURE DATED AS MARCH 1, 2000 ____________________ STATE STREET BANK AND TRUST COMPANY OF CALIFORNIA, N.A., AS TRUSTEE ================================= ===============================================Efficient Networks Inc • July 14th, 2000 • Communications services, nec • New York
Exhibit 9 EMPLOYMENT AGREEMENT EMPLOYMENT AGREEMENT dated as of February 21, 2001, by and between Efficient Networks, Inc. with its principal place of business at 4849 Alpha Road, Dallas, Texas 75244 (the "Company"), and Bruce Brown (the "Executive")....Employment Agreement • March 2nd, 2001 • Efficient Networks Inc • Communications services, nec • Texas
Exhibit 10 EMPLOYMENT AGREEMENT EMPLOYMENT AGREEMENT dated as of February 21, 2001, by and between Efficient Networks, Inc. with its principal place of business at 4849 Alpha Road, Dallas, Texas 75244 (the "Company"), and Kenneth M. Siegel (the...Employment Agreement • March 2nd, 2001 • Efficient Networks Inc • Communications services, nec • California
AMENDMENT NO. 10 TO THE INVESTORS' RIGHTS AGREEMENT' Rights Agreement • January 10th, 2000 • Efficient Networks Inc • Communications services, nec • Delaware
EXHIBIT 4.2 REGISTRATION RIGHTS AGREEMENT by and among EFFICIENT NETWORKS, INC.,Registration Rights Agreement • July 14th, 2000 • Efficient Networks Inc • Communications services, nec • New York
EXHIBIT 10.14 NORTH TEXAS COMMERCIAL ASSOCIATION OF REALTORS(R) COMMERCIAL LEASE AGREEMENTEfficient Networks Inc • May 5th, 1999 • Texas
July 30, 1993Investors' Rights Agreement • May 5th, 1999 • Efficient Networks Inc • California
ANDAgreement and Plan of Reorganization • December 30th, 1999 • Efficient Networks Inc • Communications services, nec • Delaware
AMENDMENT NO. 1 TOAgreement and Plan of Reorganization • December 30th, 1999 • Efficient Networks Inc • Communications services, nec • Delaware
VOTING AGREEMENT THIS VOTING AGREEMENT (this "Agreement") is made and entered into as of November 20, 1999, among Efficient Networks, Inc., a Delaware corporation (the "Purchaser"), Cabletron Systems, Inc., a Delaware corporation ("Parent") and the...Voting Agreement • January 10th, 2000 • Efficient Networks Inc • Communications services, nec • Delaware
AGREEMENT ---------Convertible Note Purchase Agreement • June 23rd, 1999 • Efficient Networks Inc • Communications services, nec • California
AMENDMENT NO. 2 TOAgreement and Plan of Reorganization • December 30th, 1999 • Efficient Networks Inc • Communications services, nec • Delaware
EXHIBIT 10.25 CROSS LICENSE AGREEMENT by and between Efficient Networks, Inc.Cross License Agreement • January 10th, 2000 • Efficient Networks Inc • Communications services, nec • Texas
WITNESSETH:Office Lease Agreement • June 9th, 1999 • Efficient Networks Inc • Communications services, nec
EXHIBIT 10.15 AGREEMENT REGARDING CONDITIONAL EXERCISE OF WARRANT This Agreement Regarding Conditional Exercise of Warrants (the "Agreement") is entered into this ____ day of May, 1999 by and among Efficient Networks, Inc. ("Efficient" or the...Agreement Regarding • June 9th, 1999 • Efficient Networks Inc • Communications services, nec
EXHIBIT 10.18 OFFICE LEASE AGREEMENT ----------------------Office Lease Agreement • January 10th, 2000 • Efficient Networks Inc • Communications services, nec
RECITALSEfficient Networks Inc • July 9th, 1999 • Communications services, nec • Delaware
ARTICLE 1 REFERENCESAcceptance Agreement • September 21st, 2000 • Efficient Networks Inc • Communications services, nec • California
BetweenStandstill and Disposition Agreement • January 10th, 2000 • Efficient Networks Inc • Communications services, nec • Delaware
WITNESSETH:Modification and Ratification • June 9th, 1999 • Efficient Networks Inc • Communications services, nec
March 2, 2001 Dear Stockholders: We are pleased to inform you that, on February 21, 2001, Efficient Networks, Inc. entered into an Agreement and Plan of Merger (the "Merger Agreement") with Siemens Corporation, a Delaware corporation ("Siemens") and...Efficient Networks Inc • March 2nd, 2001 • Communications services, nec
We are pleased to inform you that, on February 21, 2001, Efficient Networks, Inc. entered into an Agreement and Plan of Merger (the "Merger Agreement") with Siemens Corporation, a Delaware corporation ("Siemens") and indirect wholly owned subsidiary of Siemens Aktiengesellschaft, a corporation formed under the laws of the Federal Republic of Germany, and Memphis Acquisition Inc., Siemens' wholly owned subsidiary, providing for the acquisition of Efficient. Pursuant to the Merger Agreement, Memphis Acquisition Inc. has commenced a tender offer for all the outstanding shares of Efficient's common stock at $23.50 per share, net to the seller in cash (the "Offer").
EXHIBIT 10.23 EFFICIENT NETWORKS RESELLER AGREEMENT The terms contained herein, along with the attachments and exhibits constitute an AGREEMENT ("Reseller Agreement" or "Agreement") made this 21st day of November, 1999 between Efficient Networks,...Networks Reseller Agreement • January 10th, 2000 • Efficient Networks Inc • Communications services, nec • Texas
RECITALS --------' Rights Agreement • May 5th, 1999 • Efficient Networks Inc • Texas
