EXHIBIT (4) PREFERRED STOCK CERTIFICATE INCORPORATED UNDER THE LAWS OF THE STATE OF NEVADA (top middle of certificate) [Preferred Stock Number] (Far left side of certificate) PREFERRED STOCK Network Systems International, Inc. logo (Middle of certificate) [Number of Shares] (Far right side of certificate) CUSIP 64121L 20 2 SEE REVERSE SIDE FOR CERTAIN DEFINITIONS AND NOTICE OF DENIAL AND PREEMPTIVE RIGHTS THIS CERTIFIES THAT is the owner of FULLY PAID AND NON-ASSESSABLE SHARES, PAR VALUE $.001 EACH, OF THE SERIES A PREFERRED STOCK OF NETWORK SYSTEMS INTERNATIONAL, INC. a corporation organized under the laws of the State of Nevada, transferable on the books of the Corporation by the holder in person or by duly authorized attorney upon surrender of this Certificate endorsed. This Certificate and the shares represented hereby are subject to all the terms, conditions and limitations of the Articles of Incorporation and Bylaws of the Corporation and all amendments thereto. This certificate is not valid unless countersigned and registered by the Transfer Agent and Registrar. WITNESS the facsimile seal of the Corporation and the facsimile signature of its duly authorized officers. Dated: SECRETARY Corporate Seal PRESIDENT (This information is on the right side of the front of the certificate) Countersigned and Registered: American Stock Transfer & Trust Company (New York, New York) Transfer Agent and Registrar By: Authorized Signature NETWORK SYSTEMS INTERNATIONAL, INC. The Articles of Incorporation of the Corporation on file in the office of the Secretary of State of Nevada set forth (a) the aggregate number of shares and the par value of each class of capital shares that the Corporation is authorized to issue, together with the designations, preferences, limitations and relative rights of each such class; (b) a statement of the authority vested in the Board of Directors to establish series and to fix and determine the variations in the relative rights and preferences between any such series of the Preferred Stock so established; (c) a denial of preemptive rights of the shareholders to acquire additional unissued or treasury shares of the Corporation; and (d) a denial of cumulative voting at any meeting of the shareholders for electing directors. The Corporation will furnish a copy of such statement to the record holder of this certificate without charge upon written request to the Corporation at its registered office. The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations. TEN COM - as tenants in common TEN ENT - as tenants by the entireties JT TEN - as joint tenants with right of survivorship and not as tenants in common UNIF GIFT MIN ACT . . . . . Custodian . . .. . . . . . . . . . . . (Cust) (Minor) under Uniform Gifts to Minors Act . . . . . . . . . . . . . . . . . . . . . . (State) Additional abbreviations may also be used though not in the above list PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE For value received ______ hereby sell, assign and transfer unto (PLEASE PRINT OR TYPE NAME AND ADDRESS INCLUDING POSTAL ZIP CODE OF ASSIGNEE ______________________________________________________________________ ____________________________________ Shares of the preferred stock represented by the within Certificate, and do hereby irrevocably constitute and appoint ______________________________________________________________________ ______________ Attorney to transfer the said stock on the books of the within-named Corporation with full power of substitution in the premises. Dated ___________________________ NOTICE: THE SIGNATURE(S) TO THIS X ______________________ ASSIGNMENT MUST CORRESPOND (SIGNATURE) WITH THE NAME(S) AS WRITTEN X UPON THE FACE OF THE ___________________________ CERTIFICATE IN EVERY (SIGNATURE) PARTICULAR WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER THE SIGNATURE(S) SHOULD BE GUARANTEED BY AN "ELIGIBLE GUARANTOR INSTITUTION" AS DEFINED IN RULE 17Ad-15 UNDER THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED. SIGNATURE(S) GUARANTEED BY: THE BOARD OF DIRECTORS OF NETWORK SYSTEMS INTERNATIONAL, INC. HAS THE AUTHORITY TO ISSUE SHARES OF CAPITAL STOCK IN ONE OR MORE CLASSES OR SERIES AND TO FIX AND DETERMINE THE DESIGNATIONS, PREFERENCES, LIMITATIONS, AND RELATIVE RIGHTS OF EACH SUCH CLASS OR SERIES OF CAPITAL STOCK SO ISSUED. A STATEMENT OF ALL THE DESIGNATIONS, PREFERENCES, LIMITATIONS, AND RELATIVE RIGHTS OF EACH SUCH CLASS OR SERIES OF CAPITAL STOCK, TO THE EXTENT THEY HAVE BEEN FIXED AND DETERMINED BY THE BOARD OF DIRECTORS, SET FORTH IN THE ARTICLES OF INCORPORATION ON FILE IN THE OFFICE OF THE SECRETARY OF STATE OF THE STATE OF NEVADA. A COPY OF SUCH STATEMENT WILL BE FURNISHED TO THE RECORD HOLDER OF THIS CERTIFICATE WITHOUT CHARGE UPON WRITTEN REQUEST TO NETWORK SYSTEMS INTERNATIONAL, INC. AT ITS PRINCIPAL PLACE OF BUSINESS OR REGISTERED OFFICE.