IGMPv1/v2, GVRP, SNMPv1/v2c/v3, ICMP, ARP, Telnet, TFTP, SNTP, SMTP, RMON, HTTP, Syslog, PROFINET, Modbus/TCP, LLDP,IEEE 1588 PTP V1/ V2, IPv4, NTP Client, EAP, RADIUS, 802.1x, IPv4, IPv6, IGMP Snoop

20-Port Managed Ethernet Switch with 4 Combo Gigabit Uplink Ports and 8 PoE Ports

20-Port Managed Ethernet Switch with 4 Combo Gigabit Uplink Ports and 4 PoE Ports

20-Port Managed Ethernet Switch with 4 Combo Gigabit Uplink Ports