The GPON/XPON ONU adheres to ITU-T G984/G.988 standards, facilitating connectivity for up to 512 ONUs with a Splitting Ratio of < 1:128 per PON port. Equipped with 4 GPON SFP slots (Class C+/C++), SC/UPC connectors, and 2 SFP/SFP+ ports for Ethernet uplink, the device offers versatile networking capabilities. In terms of access management, the ONU provides SNMP, Telnet, HTTPS, and SSH login options, accompanied by robust Layer 2/3 features. It supports static and dynamic routing, including RIPvl/v2 and optional OSPFv2/v3. Complying with IEEE802.1x and VLAN standards, the device incorporates security measures such as Radius, Tacacs+, and supports HTTPS and SSH v2.0 protocols. For ease of management, the ONU includes multiple ports, namely 1x AUX, 1x Console Ethernet Port, and x USB Type-A. Power redundancy is ensured with 2 redundant power supplies accepting AC input within the range of 100-240V and operating at a frequency of 47/63Hz. Overall, the device offers a comprehensive solution for high-performance, secure, and scalable network deployments.