An eight-port optical line terminal that can deliver 10 Gbps uplink/downlink speeds to over 2,000 subscribers. Throughput *Symmetrical upstream/downstream. Link Range Wavelength Division Multiplexing module that combines XGS/XG-PON and GPON services into a single. Our SDX 6000 Series of software-defined optical line terminals (OLTs) consists of open and disaggregated access devices that support a broad range of PON standards, including 10G Combo PON, XGS-PON, GPON, and 10G-EPON. These devices are built using modern design principles. With a pure Ethernet. Analyst regards Finnish comms tech provider as dominating global XGS-PON OLT market while it supplies Icelandic operator with multi-PON fibre broadband solution designed to bring multi-gigabit services to enterprise customers Leading comms tech provider Nokia has won a number of endorsements for. Zyxel's XGS‑PON OLTs are engineered for dense, high‑bandwidth deployments. Increase your network capacity without overbuilding with Harmonic's Fin 10G SFP+ Based OLT module.