DIGISOL DG-GR4010 is a Mini GPON Routing ONU designed for fulfilling FTTH ultra-broadband access request of home and SOHO users. IT supports NAT/firewall and so on functions. It is based on the stable and mature GPON technology, which has a high performance/price ratio, and the technology of layer 3 Ethernet switch as well. It is highly reliable and easy to maintain, with guaranteed QoS, and fully compliant to ITU-T984.xGPON standards.