The 10-port Industrial Gigabit management switch offers comprehensive SNMP management functions including IGMP, VLAN , Port aggregation, QoS port mirroring, bandwidth control. Ring Network Protocol ERPS is supported. ERPS supports multi-ring and multi-domain structures. It supports main device backups, load sharing and other work methods in 50ms switching, making for one of the lowest fault recovery time and makes sure that your critical industrial network keeps working.
Please refer to https://www.airlive.com/en/product/IGM-1082POE-1.25G-Industrial-Ring-Managed-Gigabit-PoE+-Switch