XDK-E8640T is a miniaturization and modularization GEPONOLT, broadband fiber access system platform, developed by XDK. It is fullycompliant to IEEE802.3-2005 and Chinese technical requirements of EthernetPassive Optical Network (EPON). This product supports integrated accessservice, such as broadband surf-netting, IP voice, IPTV, CATV and etc. 1, Special Features l With Twin-star bus 10Gigabit core switch backplane,support non-blocking wire-speed switch, support 1.25G EPON optical fiberaccess. l 8U height, adopt full front-wiring, high capacity,maximum EPON optical fiber interfaces reach up to 40. l Full-load provide double main control modules, doubleuplink modules, double power supply modules and 10 service interfacemodules. l High reliability, support AC and DC dual power supply,with active/standby switch protection function of power supply module, coreswitch module and uplink interface module. l Support flexible controllable multi-cast, IGMPProxy/Snooping and etc. l Support strong VLAN extension functions, including VLANStacking/Trunk/Translation, etc. l Support ONU auto-recognizing, auto-detecting,pre-configuration management, support hybrid MAC and SN authenticate approvalfunction. l Support flexible DBA, uplink/downlink servicerate-limited, precision up to 0.2% (Standard requirement<5%) l Adopt multi LLID and IEEE802.1p technologies, providemulti protection QoS service.