Cassette EPON OLT is a high-integration and small-capacity OLT designed for operators - access and enterprise campus network. It follows the IEEE802.3 ah technical standards and meets the EPON OLT equipment requirements of YD/T 1945-2006 Technical requirements for access network--based on Ethernet Passive Optical Network (EPON) and China telecom EPON technical requirements 3.0. It possesses excellent openness, large capacity, high reliability, complete software function, efficient bandwidth utilization and Ethernet business support ability, widely applied to the operator front-end network coverage, private network construction, enterprise campus access and other access network construction. Cassette EPON OLT provides 4/8 EPON ports, 4xGE Ethernet ports and 4x10G(SFP+) uplink ports. The height is only 1U for easy installation and space saving. It adopts the advanced technology, offering efficient EPON solution. Moreover, it saves a lot cost for operators for it can support different ONU hybrid networking.● Support Layer 3 Function: RIP , OSPF , BGP ● Support multiple link redundancy protocols: FlexLink/STP/RSTP/MSTP/ERPS/LACP ● 1 + 1 Power Redundancy ● 4 x EPON Port ● 4 x GE(RJ45) + 4 x 10GE(SFP+)