ES2500-24G-4SFP+ is a L2 Non-traffic switch using BCM standard chipset. It takes Modularization design to provide 24* 10/100/1000M RJ45 Ports,4* Integrated 10G SFP Fiber Ports and 1 Console Port, which make it provide enough bandwidth for core data communications and transmission. It can supply strong communication ability with high capacity and support ACL function based on L3-L4. Its comprehensive security control strategy and CPU protect policy helps to improve the fault-tolerant ability, ensure the steady operation and load balancing of Network link. Meanwhile, it supports automatic DoS attack protection, SNMP, IEEE802.1, Spanning tree, Fast spanning tree protocol and link aggregation, and can be applied to small and medium enterprises、Core layer of community and school.