QSFP-DD is a new module and cage/connector system similar to current QSFP, but with an additional row of contacts providing for an eight lane electrical interface. It is being developed by the QSFP-DD MSA as a key part of the industry's effort to enable high-speed solutions. Shop SFP, QSFP28, QSFP-DD, DAC/AOC cables with fast shipping to Riyadh, Jeddah, Dammam. Saudi-ready, lifetime warranty, enterprise-grade optical transceivers for data centres & telecom. The Cisco ® QSFP-DD Open Line System (QSFP-DD OLS) is a pluggable optical amplifier module that, together with the channel breakout options (described later), provides a simple yet powerful open. GBICS Store offers top-quality SFP, QSFP28, QSFP-DD, fiber patch cords, MPO/MTP cables & rugged iTemp optics. HPE 400GbE QSFP-DD/OSFP 15m Active Optical Cable provides secure, high-bandwidth connectivity with scalability and optimized efficiency for advanced IT networks. QSFP-DD extends the use. GPON ONT management and control interface specification. Gigabit-capable Passive Optical Networks (GPON): General characteristics, 2008, with amendment 1 (2009) and 2 (2012) GPON: Physical Media Dependent (PMD) layer endments 1 (2009), 2 (2009), 3 (2012) and erratum 1 (2010).