UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13A-16 OR 15D-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of March 2012 (Report No. 3)

Commission File Number: 0-29871

RADVISION LTD.

(Translation of registrant’s name into English)

24 Raoul Wallenberg Street, Tel Aviv 69719, Israel

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F x Form 40-F o

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): N/A

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): N/A

THE INFORMATION SET FORTH IN THIS REPORT ON FORM 6-K IS HEREBY INCORPORATED BY REFERENCE INTO THE REGISTRANT'S REGISTRATION STATEMENTS ON FORM S-8 (REGISTRATION STATEMENT NOS. 333-127013, 333-141654, 333-155442, 333-155444, 333-164091 and 333-179425), AND SHALL BE A PART THEREOF FROM THE DATE ON WHICH THIS REPORT IS FILED, TO THE EXTENT NOT SUPERSEDED BY DOCUMENTS OR REPORTS SUBSEQUENTLY FILED OR FURNISHED.

CONTENTS

On March 21, 2012, RADVISION Ltd., an Israeli company (the “Company”), issued a notice calling an Extraordinary General Meeting of Shareholders that will take place on April 30, 2012 in order to approve, among others, the Merger Agreement, dated March 14, 2012, by and among the Company, Avaya Inc., and Sonic Acquisition Ltd. A copy of the Company’s notice announcing the Extraordinary General Meeting is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	RADVISION LTD.

	By:	/s/ Rael Kolevsohn
	Name:	Rael Kolevsohn
	Title:	Corporate Vice President and General Counsel

Date: March 21, 2012

EXHIBIT INDEX

Exhibit

Number

Description of Exhibit

99.1	RADVISION Notice of Extraordinary General Meeting of Shareholders, dated March 21, 2012.

RADVISION LTD 6-K