Managed ethernet switch RS428
28 portsgigabit Ethernetlayer 2

managed ethernet switch
managed ethernet switch
managed ethernet switch
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Number of ports
28 ports
gigabit Ethernet, layer 2, fiber optic
Other characteristics
redundant, SFP+, fast, rugged, RJ45, USB, combo
industrial, for harsh environments, for railway applications, traffic management, for military applications, for the energy sector, for the petrochemical industry, IoT


The rackmount 28 Port Gigabit L2+ Managed Switch RS428 with 20 Giga copper ports, four Giga combo ports and four 100M/1G fiber SFP slots supports critical cybersecurity features such as Port-Based Security- IEEE802.1 x MAB (MAC Authentication Bypass) , Access Control List (ACL, MAC/IP/ARP filter), DHCP Snooping, IP Source Guard, Dynamic ARP Inspection as well as advanced redundancy features such as WoMaster ERPSv2 Plus and eRSTP. The rugged design and high EMC immunity design makes the new RS428 an ideal solution for power substation, industrial control room, roadside traffic control, and industrial Surveillance applications. High Throughput Ethernet Switching • 28-port GbE: 20 GbE RJ45 ports, Four GbE RJ45/SFP Combo ports, and Four 1G SFP fiber ports. • Up to 24 GbE copper RJ-45 ports • Up to 8 100M/1GbE fiber ports for fiber links to field switches • DDM function for high quality fiber connectivity monitoring • Powerful 1.2GHz ARM Cotex-A9 processor • Energy-Efficient Ethernet for power saving • Non-blocking switch fabric design • 8 flexible Class of Service(CoS) queues and 512 L2 Multicast Groups for video applications • 16K MAC address table and 9Kb Jumbo Frame WoMaster ERPSv2 PLUS Ring Technology • Apply Broadcom® CFM Technology for overcoming GbE copper physical limitation and providing minimum 20ms recovery time, seamless restoration time • Inter-Operability with 3rd party ITU-T G.8032 v1/v2 ERPS switch and still remain fast recovery time • Replace legacy Ring + Chain + Dual Homing Enhanced RSTP(eRSTP) • Enhance the RSTP fault recovery time performance • Enhance RSTP performance for large ring network topologies with up to 80 switches


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