Managed ethernet switch HMG-838 series
8 portsgigabit Ethernetstandard

managed ethernet switch
managed ethernet switch
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Number of ports
8 ports
gigabit Ethernet
Other characteristics


Ethernet Direct offers IEC 61850 & IEEE 1613 certified Gigabit Ethernet managed switches specifically designed for power substation systems. These switches are equipped with redundant and isolated power supplies 24/48 VDC and 110/220 VDC/VAC and wide operating temperature -40~85°C Complies with IEEE standards Provides multiple Gigabit TX ports with RJ-45 connector with supporting of Green Ethernet IEEE802.3az EEE (Energy Efficient Ethernet) Provides multiple Gigabit SFP slots with supporting of DDMI Supports various network redundant solutions, including Direct-Ring, Direct-Chain, Join-Ring, STP, RSTP, MSTP and ITU-T G.8032 Proprietary ultra high speed redundant technology with < 10ms recovery time @ 250 devices Supports GOOSE Message that complies with IEC61850 standard to achieve zero packet loss Supports IEEE1588 PTP V2 for precise time synchronization, to operate in Ordinary-Boundary, Peer to Peer Transparent Clock, End to End Transparent Clock, Master, Slave mode by each port Supports various network security solutions, Port and MAC based IEEE802.1X, RADIUS, ACL, TACACS+, HTTP/HTTPS, SSL/SSH v2 Supports DHCP Server/Client/Relay/Snooping/Snooping option 82/Relay option 82 Network traffic priority, QoS, Traffic classification QoS, CoS, bandwidth control for Ingress/Egress, broadcast storm control, DiffServ Supports IEEE802.1Q VLAN, MAC-based VLAN, IP Subnet-based VLAN, Protocol-based VLAN, VLAN translation, GVRP/MVRP


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