● All-aluminum alloy shell, good heat dissipation characteristics, gold oxide oxidation process, IP40 protection level;
● It can support 16 Gigabit Ethernet ports + 8 Gigabit optical ports and 4 Gigabit optical COMBO interfaces;
● Each electrical port or optical port supports the standard ERPS ring network protocol, and the self-healing time is less than 20ms;
● Support port bandwidth limitation, port flow control, and broadcast storm suppression;
● Support Web, CLI, Telnet management functions;
● Power down alarm, loop alarm;
● Provide Console debugging;
● Can support POE (POE+) equipment;
● Management functions:
Support CLI, WEB, SNMP management methods
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 based on broadcast, multicast and unknown unicast
Support IEEE 802.1Q 4K VLAN, support QINQ
Support port mirroring, support Syslog, support Ping command, etc.
Support COS, DSCP, 8 queues, support WRR, SP, WFQ scheduling mode, policy QOS
Support port traffic statistics, online upgrade
Support STP/RSTP, MSTP, support EAPS, ERPS
Support IGMP Snooping V1/V2/V3, support GMRP
Support manual aggregation, support static/dynamic LACP protocol
Support one relay alarm, support RMON management, TRAP alarm
Support DHCP Snooping, Option 82, support 802.1X
Support user hierarchical management, support ACL access control list
Support DDOS, support port-based MAC filtering/binding
● Ethernet interface with three-level lightning protection, radar protection to GB/T17626.5 (IEC61000-4-5) short-circuit current wave 10/700μs, open-circuit peak output voltage 6KV standard;
● A variety of power supply modes are optional: AC220V, DC-48V/DC+24V/DC+12V, etc.; support AC+DC; AC+AC; DC+DC and other dual power backup modes