Sycamore Networks (SCMR) 8-K Other Events

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934

September 21, 2005
Date of Report (Date of earliest event reported)

SYCAMORE NETWORKS, INC.

(Exact name of registrant as specified in its charter)

Delaware	000-27273	04-3410558
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

220 Mill Road
Chelmsford, MA 01824

(Address of principal executive offices)
(Zip code)

Registrant's telephone number, including area code:   (978) 250-2900

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01: Other Events.

                On September 21, 2005, the Registrant reported that it had received a determination from the Nasdaq Listings Qualifications Panel, that following the Registrant’s recent filing of Form 10-Q for the period ended April 30, 2005, the Registrant has evidenced compliance with all Nasdaq Markteplace Rules for continued listing of its securities on The Nasdaq National Market. The Registrant also reported that effective as of the opening of business on September 22, 2005, the Registrant’s trading symbol for its common stock will be changed from SCMRE to SCMR. The press release announcing the aforementioned matters is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated by reference herein.

Item 9.01: Financial Statements and Exhibits.

(c) Exhibits

Exhibit
Number Description

99.1 Press Release of the Registrant, dated September 21, 2005.

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.

Sycamore Networks, Inc.

/s/ Richard J. Gaynor

Richard J. Gaynor
Chief Financial Officer
(Duly Authorized Officer and Principal
Financial and Accounting Officer)

Dated: September 23, 2005

EXHIBIT INDEX

Exhibit
Number Description

99.1  Press Release of the Registrant, dated September 21, 2005.