OLT EPON - 16 PORT Digital Headend EPON PTC42BB 16 EPON OLT Technical Specifications Chassis  Rack Mountable    1U Chipset Cortina  EPON Port QTY  16 Physical Interface  SFP Slots Connector Module Type 1000BASE-PX20+ Uplink Port QTY 6 SFP 2*10GE SFP+ &   2*GE SFP Ethernet 2*GE RJ45  Max splitting   ratio  1:64 PON Port Specification  Transmission   Distance  20KM  EPON port   speed Symmetrical 1.25Gbps  Wavelength  TX 1490nm, RX   1310nm Connector  SC/PC  Fiber   Type  9/125μm SMF  TX   Power  0~+5dBm Rx   Sensitivity  -27dBm Saturation   Optical Power  -6dBm Management Mode SNMP, Web and CLI Max ONU 1024  Management   Function  Fan Group   Detecting;    Port Status monitoring and configuration management;    EPON management function: DBA, ONU authorization, ACL, QOS, etc.;   Online ONU configuration and management;   User management;   Alarm management.  Layer2   Switch Fully support of QoS   Support VLAN   Translation  Support VLAN QinQ Support VLAN tagging,   Trunk; Support Link aggregation Support RSTP, IGMP  EPON Function Support port-based rate   limitation and bandwidth control;   In compliant with IEEE802.3ah standard; Up to 20KM   transmission distance; Support data   encryption, multi-cast, port VLAN; Support ONU   authorize mode: Whitelist, Blacklist and automatic authentication; Support Dynamic   Bandwidth Allocation (DBA);   Triple-Stirred data encryption Support VLAN Pool;   Support RF ONU Management Support Loop   Detection  Support power-off   alarm function, easy for link problem detection;    Support broadcasting storm resistance function;   Support port isolation Support ACL Support ONU distance   calculation on NMS;   Power Supply 220V/48V  Power   Consumption  < 68W  Operating   Environment Operating   Temperature  -10~+55 ℃  Storage   Temperature  -40~+85 ℃  Relative   Humidity  5~90%(non-conditioning)