UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

(Rule 141(a)-101)

Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

Filed by the Registrant  þ

Filed by a Party other than the Registrant  ¨

Check the appropriate box:

¨	Preliminary Proxy Statement
¨	Confidential, for use of the Commission Only (as permitted by Rule 14a-6(e)(2))
¨	Definitive Proxy Statement
þ	Definitive Additional Materials
¨	Soliciting Material Pursuant to Rule 14a-11(c) or Rule 14a-12
Aviat Networks, Inc.
(Name of Registrant as Specified In Its Charter)
Not Applicable
(Name of Person(s) Filing Proxy Statement if other than the Registrant)
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þ	No fee required.
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*** Exercise Your Right to Vote ***

Important Notice Regarding the Availability of Proxy Materials for the

Shareholder Meeting to Be Held on November 17, 2011

Meeting Information

AVIAT NETWORKS, INC

Meeting Type: Annual Meeting

For holders as of: September 22, 2011

Date: November 17, 2011 Time: 2:00 PM PST

Location: 5200 Great America Parkway

Santa Clara, CA 95054

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BROKER

LOGO

HERE

You are receiving this communication because you hold shares in the above named company.

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51 MERCEDES WAY

EDGEWOOD NY 11717

This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).

We encourage you to access and review all of the important information contained in the proxy materials before voting.

See the reverse side of this notice to obtain proxy materials and voting instructions.

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Before You Vote

How to Access the Proxy Materials

Proxy Materials Available to VIEW or RECEIVE:

1. Combined Document

How to View Online:

Have the information that is printed in the box marked by the arrow XXXX XXXX XXXX (located on the following page) and visit: www.proxyvote.com.

How to Request and Receive a PAPER or E-MAIL Copy:

If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:

1) BY INTERNET: www.proxyvote.com

2) BY TELEPHONE: 1-800-579-1639

3) BY E-MAIL*: sendmaterial@proxyvote.com

* If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow XXXX XXXX XXXX (located on the following page) in the subject line.

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before November 03, 2011 to facilitate timely delivery.

How To Vote

Please Choose One of the Following Voting Methods

Vote In Person: If you choose to vote these shares in person at the meeting, you must request a “legal proxy.” To do so, please follow the instructions at www.proxyvote.com or request a paper copy of the materials, which will contain the appropriate instructions. Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance.

Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow XXXX XXXX XXXX available and follow the instructions.

Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a voting instruction form.

Internal Use Only

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Voting items

The Board of Directors recommends that you vote FOR the following:

1. Election of Directors

Nominees

01 William A. Hasler 02 Clifford H. Higgerson 03 Charles D. Kissner 04 Michael A. Pangia 05 Raghavendra Rau

06 Dr. Mohsen Sohi 07 Dr. James C. Stoffel 08 Edward F. Thompson

The Board of Directors recommends you vote FOR the following proposal(s):

2 Ratification of the appointment of Ernst & Young LLP as our independent registered public accounting firm for fiscal year 2012.

3 Advisory vote on executive compensation.

The Board of Directors recommends you vote 1 YEAR on the following proposal:

4 Advisory vote on the frequency of future advisory votes on executive compensation.

The Board of Directors recommends you vote FOR the following proposal(s):

5 Approval of an increase in the number of shares of common stock authorized for issuance under the Company’s Amended and Restated 2007 Stock Equity Plan.

NOTE: Such other business as may properly come before the meeting or any adjournment thereof.

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Reserved for Broadridge Internal Control Information

Voting Instructions

THIS SPACE RESERVED FOR LANGUAGE PERTAINING TO

BANKS AND BROKERS

AS REQUIRED BY THE NEW YORK STOCK EXCHANGE

THIS SPACE RESERVED FOR SIGNATURES IF APPLICABLE

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