SEC Form 4

FORM 4		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 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* MOORE NICHOLAS G (Last) (First) (Middle) 24520 BELLA LADERA (Street) LOS ALTOS HILLS CA 94024 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol NETWORK APPLIANCE INC [ NTAP ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 11/17/2006
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	11/17/2006		M		10,000	A	$16.78	10,000	D
Common Stock	11/17/2006		S		10,000	D	$39.75	0	D
Common Stock	11/17/2006		M		5,000	A	$20.61	5,000	I	by Lmtd Ptnrshp(1)
Common Stock	11/17/2006		M		5,000	A	$20.61	10,000	I	by Lmtd Ptnrshp(1)
Common Stock	11/17/2006		S		10,000	D	$39.75	0	I	by Lmtd Ptnrshp(1)

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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)	$16.78	11/17/2006		M			10,000	(2)	04/08/2012	Common Stock	10,000	$0	0	D
Non-Qualified Stock Option (right to buy)	$20.61	11/17/2006		M			5,000	(3)	09/01/2014	Common Stock	5,000	$0	5,000	I	by Lmtd Ptnrshp(4)
Non-Qualified Stock Option (right to buy)	$20.61	11/17/2006		M			5,000	(3)	09/01/2014	Common Stock	5,000	$0	0	I	by Lmtd Ptnrshp(4)

Explanation of Responses:

1. Shares held by The Moore Family Ventures,, LP, a limited partnership of which the reporting person is General Partner.

2. The option shares are immediately exercisable as of the grant date and shall initially be unvested and subject to repurchase by the corporation at the exercise price per share. Optionee shall acquire a vested interest in the option shares, and the corporation's repurchase right shall accordingly lapse, with respect to 25,000 shares upon the optionee's completion of one year of service as a member of the corporation's Board of Directors measured from the grant date; and the balance of the shares in a series of three successive equal annual installments upon optionee's completion of each year of Board service over the three-year period measure from the first anniversay of the grant date.

3. Option is immediately exercisable, but any shares purchased under the option will be subject to repurchase by the Company at the option exercise price paid per share, upon the Optionee's cessation of Board service prior to vesting in those shares. The shares will vest upon the Optionee's continuation in Board service through the day immediately preceding the next Annual Stockholders Meeting following the grant date.

4. Option held by The Moore Family Ventures, LP, a limited partnership of which the reporting person is General Partner.

	By: Janice Mahoney by Power of Attorney For: Nicholas G. Moore	11/20/2006
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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