Advantages: 1, rich WEB management capabilities, 2,24 fiber ports support Rapid Ring 3, large core-level switch backplane bandwidth 256G OPT "Optel Opp Thailand whole new generation of optical port Gigabit switch chip developed high-performance workgroup, enterprise-class Gigabit switches. The switches have 24 Gigabit SFP optical ports (23,24Combo mouth) +4 adaptive Gigabit RJ45 Ethernet port, this paragraph with all equipment Ethernet Fast Ethernet devices are connected, and supports spanning tree protocol STP / RSTP and Optel proprietary ring protocol Optel ring recovery time <5ms, meet the high traffic, factories, subway network stability requirements occasions, and less investment, simple management Size: 440 (L) x260 (W) x44 (H) service port 24 Gigabit 1000Base X SFP port; (23, 24 ports for Combo ports, SFP optical interface.? ? require additional configuration) 4 10/100 / 1000Base T Ethernet port (3,4 mouth for Combo port) 1 Console port backplane bandwidth performance parameters:?? 256G, MAC Address: 16K, exchange levels: Layer 2 port configuration ? Support for each port to enable closed, support port speed settings? suppression, broadcast suppression quantity control, limiting the type of optional? bandwidth management, on and off, support port bandwidth control, vlan set? protocol-based VLAN, IP subnet The VLAN, support GVRP support QinQ, support VLAN Mapping, support Voice VLAN VLAN number:?? 4K VLAN ID: 1 ~ 4094 Multicast Support I高标准 Snooping v1 / v2 / v3, MLD Snooping v1 / v2 support I高标准 v1 /?? v2 / v3 / MLD v1 / v2? Support MSDP / MSDP for IPv6? bi ACL policy / support based VLAN assignment ACL QOS management? QoS priority queues, 802.1p identity range, DSCP QoS configuration support for the port to receive the packet rate and the rate of sending packets to limit support for packet redirection / CAR function / flexible scheduling algorithms, each port supports eight output queues, support SP, WRR, SP + WRR. link management? support ITU-T 802.1 d standard Spanning Tree Protocol STP and 802.1w Rapid Spanning Tree Protocol provisions RSTP, convergence speed can reach 1s.? ring network monitoring and control into the ring port. Port Security? supports user management and password protection, support for 802.1X authentication / Centralized MAC address authentication, support for port isolation, support for Dynamic ARP Inspection ARP support a denial of service, support BPDU guard, Root guard supports static address latch, support port learning function, port learning function. Network management and statistics? Port mirroring, Multicast Listener, ring network traffic statistics function