Product details of 1GE EPON ONU GL COM. 1 PON port (1.25G). 1 10/100/1000M port. Conform to IEEE802.3ah standard. Support Ethernet service layer 2 switching and wire-speed forwarding of uplink and downlink services. Support frame filtering and suppression. Support standard 802.1Q Vlan function, support VLAN conversion. Support 4094 VLANs (802.1Q). Support Dynamic Bandwidth Allocation (DBA) function. Support QoS, including traffic flow classification, priority marking, queue anddispatch, traffic shaping and traffic control, etc. Single ONU supports up to 1 LLID. Support IGMP Snooping. Support Ethernet port ratelimit loop detection. Support power failure alarm. Support lightning protection for power supply and lightning protection for service port.