研瑞科技

Main Features

2 x SC-type fiber ports, plus 4 Fast Ethernet ports
Redundancy: X-Ring (high-speed recovery time<10ms), RSTP/STP (802.1w/1D)
Management: Web, Telnet, Serial Console, SNMP
Control: VLAN/GVRP, QoS, IGMP Snooping/Query, LACP, Rate Limit
Security: IP/MAC, port binding, DHCP Server, IP access list, 802.1X, SNMPv3
Diagnostic: Port Statistic, Port Mirroring, RMON, Trap, Email Alert, Syslog
Dual 12 ~ 48 VDC power input and 1 Relay Output
Supports wide operating temperature -40 ~ 75° C

冗余能够增加众多工业自动化应用系统的可靠性。EKI-7554SI为了建立网络的可靠性，配备了一个研华开发的专用冗余网络协议--X-环，它为用户提供了一种简单方法来建立一个冗余以太网，其超高速的恢复时间不到10ms。此外，EKI-7554SI还支持许多先进的网络标准以优化网络性能，便于维修及确保网络安全。