GEPON ONU side application Pluggable (SFP) packaging. It integrates a bi-directional optical transceiver function and an EPON MAC function inside. This allows an operator to insert the SFP ONT into any SFP host and operate a single demarcation device on the customer premise equipment. And, the EOLS-GEN-XX-X fits seamlessly into existing communications equipment, providing service providers with a smooth upgrade to GEPON. The EOLS-GEN-XX-D series includes digital diagnostic monitoring function fully compliant with SFF-8472 and its internally calibrated. FEATURE: IEEE 802.3ah-2004 1000BASE-PX20/PX20+ GEPON ONU side application Support China SFP EPON standard and OAM control Optical link measurement and diagnosis Secure access via Access Control List (ACL) Triple Churning Key decryption IEEE 802.3ah Forward Error Correction (FEC) Highly flexible 802.1Q VLAN support 802.1p/q support Operating Case Temperature Standard: 0в„ѓ~+70в„ѓ Advanced QoS functions enable billing by Service Level Agreement (SLA) IGMP Snooping Application: Providing Pluggable GEPON ONU Interface for Ethernet Switches Wireless Backhaul Equipment Ethernet Demarcations, Routers DSLAMs and other Customer Premises Equipment