◆It can support 24 Gigabit electric ports and 4 Gigabit photoelectric combo interfaces;
◆Each electric port or optical port supports standard ERPs ring network protocol, and the self-healing time is less than 20ms;
◆Support port bandwidth limitation, port traffic control, broadcast storm suppression;
◆Support web, CLI, telnet management functions
◆Power down alarm, loop alarm
◆Provide console debugging
◆Poe + equipment can be supported
◆Support CLI, web and SNMP management
◆Support port speed limit based on ingress / egress, support half duplex back pressure flow control and 802.3x full duplex flow control
◆Support storm suppression function based on broadcast, multicast and unknown unicast
◆Support IEEE 802.1Q 4K VLAN and QINQ
◆Support port image, syslog, ping command, etc
◆Support cos, DSCP, 8 queues, WRR, SP, WFQ scheduling mode, and policy QOS
◆Support port traffic statistics and online upgrade
◆Support STP / RSTP, MSTP, EAPs and ERPs
◆Support IGMP snooping V1 / V2 / V3 and GMRP
◆Support manual aggregation and static / dynamic LACP protocol
◆Support one-way relay alarm, RMON management and TRAP alarm
◆Support DHCP snooping, option 82, 802.1x
◆Support user level management and ACL access control list
◆Support DDOS and port based MAC filtering / binding
◆Ethernet interface is equipped with three-level lightning protection, which meets the standard of GB / t17626.5 (iec61000-4-5) short circuit current wave of 10 / 700 μ s and open circuit peak output voltage of 6kV;
◆A variety of power supply modes are available: AC220V, dc-48v / DC + 24V / DC + 12V, etc.; support AC + DC, AC + AC, DC + DC and other dual power backup modes