Attached files

file filename
10-K - FORM 10-K - SYCAMORE NETWORKS INCd10k.htm
EX-4.1 - SPECIMEN COMMON STOCK CERTIFICATE - SYCAMORE NETWORKS INCdex41.htm
EX-32.2 - CERTIFICATION OF CFO PURSUANT TO SECTION 906 - SYCAMORE NETWORKS INCdex322.htm
EX-31.1 - CERTIFICATION OF CEO PURSUANT TO SECTION 302 - SYCAMORE NETWORKS INCdex311.htm
EX-21.1 - LIST OF SUBSIDIARIES - SYCAMORE NETWORKS INCdex211.htm
EX-31.2 - CERTIFICATION OF CFO PURSUANT TO SECTION 302 - SYCAMORE NETWORKS INCdex312.htm
EX-32.1 - CERTIFICATION OF CEO PURSUANT TO SECTION 906 - SYCAMORE NETWORKS INCdex321.htm

EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-45502, 333-90839, 333-51486, 333-52562 333-104353 and 333-156599) of Sycamore Networks, Inc. of our report dated September 24, 2010 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

/s/ PricewaterhouseCoopers LLP

Boston, Massachusetts

September 24, 2010