Allot — M&A Activity 2012

May 1, 2012

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C002���� ������ ��"�2PublicALLOT COMMUNICATIONS LTD8494Corporation no: 512394776Stock Exchange/Market: ����2748380Hanagar 22 , Hod Hasharon 45240 , ISRAEL ,Tel: 09-7619200 , Fax: 09-7443626E.mail address: Legal@Allot.comDate of transmission: 01/05/2012              Time of broadcast: 11:06 11:05:33

Company site:		www.Allot.com

Reference: 2012-02-112776

Israel Securities Authority		Tel Aviv Stock Exchange
www.isa.gov.il		www.tase.co.il

Immediate ReportRegulation 4 of the Securities Regulations, (Periodic and Immediate Reports of Foreign Corporation) 5761-2000

The corporation is a foreign private issuer as defined by U.S. Securities Laws.
Attached hereto is a report on Acquisition of Ortiva Wireless, Inc.
PRvideo_isa.pdf

References of previous documents relating to this matter(the reference does not constitute incorporation by reference):
Previous names of reporting entity:
Date of revision of form structure: 14/03/2012
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Name of the Signatory: : Falek Nachum , Position of Signatory in the reporting corporation: Chief Financial Officer , Name of Employer Company: .
Hanagar Telephone: 09-7619203 , Facsimile: 09-7443626 , E-mail: Nfalek@Allot.com 2