Cable access concentrator revenue decreased 1 percent to $252 million driven by higher DOCSIS license purchases in North America. There was a strong growth in virtual CCAP revenue. There was lower-than-expected sale of Remote PHY and Remote MACPHY devices.
Total DSL Access Concentrator revenue fell 44 percent, driven by slower port shipments worldwide after a strong Q3 2020.
Total XGS-PON OLT port shipments surged 77 percent quarter-on-quarter and 433 percent year-on-year.