The XPON ONU is a compact, high-performance optical network unit designed for gigabit fiber broadband access. Featuring 1GE and 1FE Ethernet ports, dual-stack IPv4/IPv6 support, and advanced auto-configuration capabilities, it ensures seamless integration with major telecom OLT chipsets. Ideal for. Founded to bring enterprise-grade fiber connectivity to Lebanon and the broader Middle East at prices that make sense. OptiLink was built on a simple belief: world-class fiber infrastructure. Discover our selection of GPON, EPON, and XG (S)PON ONT/ONU devices. It was developed in the late 1990s and early 2000s, converting optical signals from the ISP into electrical signals usable by routers, computers, IP phones, or Wi-Fi access points.