World's fastest Redundant Ethernet Ring: iA-Ring (Recovery time < 10ms over 250 units connection) Supports Ring Coupling, Dual Homing, iA-Ring Supports SNMPv1/v2/v3 & RMON & Port base/802.1Q VLAN Network Management Event notification through Syslog, Email, SNMP trap and Relay Output Web-based, Telnet, Console, CLI configuration All Gigabit Ethernet ports for 4 10/100/1000 Base-T(X) and 4 SFP ports Redundant dual DC power inputs (Terminal block) Windows utility (EtherManger) for network management

8-port Giga-bit Managed Forming one of the fastest-recovery Redundant Ethernet Rings with recovery time < 10ms over 250-unit connection Supporting "iA-Ring", Ring Coupling and Dual Homing Topologies Supporting SNMPv1/v2/v3, RMON & Port based/802.1Q VLAN network managements Event notification by Email, SNMP trap and Relay Closing Web-based, Telnet, and CLI configurations Proprietary Windows utility EtherManager for switch configuration and network management Redundant DC power inputs on the terminal block plus a DC-Jack Current overload protection Reverse polarity protection -10~60°C extended operating temperature