IPv4, ICMP, TCP, UDP, DHCP Client, SNMPv1,v2c,v3, HTTP, HTTPS, Telnet, RFC2217, RSTP, Security via PPTP, OpenVPN Client/Server or IPsec (peer-to-peer or peer-to-side) with up to 37.9Mbps VPN throughp

Industrial 4-Port Modbus Gateway, 10/100BASE-T(X), DB9

Industrial 4-Port Modbus Gateway, 100/1000BASE-X with SFP Slot, DB9

Industrial 4-Port Modbus Gateway, 100/1000BASE-X with SFP Slot, 3kV Isolation

Industrial 4-Port Modbus Gateway, 100/1000BASE-X with SFP Slot, TB5

Industrial 4-Port Modbus Gateway, 10/100BASE-T(X), 3kV Isolation

Industrial 4-Port Modbus Gateway, 10/100BASE-T(X), TB5