Sec Form 4 Filing - DIPENTIMA RENATO A @ BROCADE COMMUNICATIONS SYSTEMS INC - 2017-11-17

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person DIPENTIMA RENATO A 2. Issuer Name and Ticker or Trading Symbol BROCADE COMMUNICATIONS SYSTEMS INC [ BRCD] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 130 HOLGER WAY 3. Date of Earliest Transaction (MM/DD/YY) 11/17/2017 (Street) SAN JOSE, CA95134 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 11/17/2017 11/17/2017 D 199,513 D $ 12.75 ( 1 ) 0 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Non-Qualified Stock Option (right to buy) $ 6.84 11/17/2017 11/17/2017 D 20,000 ( 2 ) ( 2 ) Common Stock 20,000 $ 0 0 ( 2 ) D Non-Qualified Stock Option (right to buy) $ 5.7 11/17/2017 11/17/2017 D 20,000 ( 2 ) ( 2 ) Common Stock 20,000 $ 0 0 ( 2 ) D Non-Qualified Stock Option (right to buy) $ 5.545 11/17/2017 11/17/2017 D 20,000 ( 2 ) ( 2 ) Common Stock 20,000 $ 0 0 ( 2 ) D Restricted Stock Unit ( 3 ) 11/17/2017 11/17/2017 D 16,013 ( 4 ) ( 4 ) Common Stock 16,013 $ 0 0 ( 4 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other DIPENTIMA RENATO A 130 HOLGER WAY SAN JOSE, CA95134 X Signatures /s/ Jean Furter, Attorney-in-fact for Renato A. DiPentima 11/21/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Pursuant to the terms of the Agreement and Plan of Merger, dated as of November 2, 2016 (the "Merger Agreement"), by and among Brocade Communications Systems, Inc. (the "Company"), Broadcom Limited, a limited company organized under the laws of the Republic of Singapore ("Ultimate Parent"), Broadcom Corporation, a California corporation and an indirect subsidiary of Ultimate Parent, and Bobcat Merger Sub, Inc., a Delaware corporation and a direct wholly owned subsidiary of Parent ("Merger Sub"), as assigned by Broadcom Corporation to LSI Corporation, a Delaware corporation ("Parent"), on November 17, 2017, Merger Sub merged with and into the Company (the "Merger"), and in connection therewith the Reporting Person disposed of these shares in exchange for $12.75 per share, without interest. ( 2 )Pursuant to the terms of the Merger Agreement and in connection with the Merger, this stock option was cancelled and converted into the right to receive a cash payment equal to the number of shares of Company common stock subject to such award multiplied by the excess of $12.75 over the exercise price per share of such award. ( 3 )Each restricted stock unit represents a contingent right to receive one share of Company common stock. ( 4 )Pursuant to the terms of the Merger Agreement and in connection with the Merger, this restricted stock unit award was cancelled and converted into the right to receive a cash payment equal to the number of shares of Company common stock subject to such award multiplied by $12.75.

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