MRV Communications (MRVC) 10-Q 2017 Q2 Quarterly report

Exhibit 32.2

CERTIFICATION OF THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO

18 U.S.C. SECTION 1350

In connection with the Quarterly Report of MRV Communications, Inc. (the “Company”) on Form 10-Q for the period ended June 30, 2017, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Stephen G. Krulik, Chief Financial Officer of the Company certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

1. The Report fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934, as amended; and

2. The information contained in the report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date:	August 2, 2017
/s/ Stephen G. Krulik
Stephen G. Krulik
Chief Financial Officer
(Principal Financial and Accounting Officer)