 PLANO, Texas, Oct. 12, 2021 GLOBE NEWSWIRE -- DZS Inc. NASDAQ: DZSI, a global leader in broadband connectivity, mobile and optical transport, and software defined networking solutions, will release financial results for the third quarter of 2021 after the market closes on Monday, Nov. 1, 2021 via a news release and shareholder report posted on the DZS Investor Relations website at 