translate English to French: 2 Relay contacts + RS-232/485 converter (terminal server) , supports the Server and Client/Server mode, NVT, TEA authorisation, RS-232 "tunneling" over TCP/IP i UDP/IP etc..
2x contact Relais + Convertisseur Ethernet à RS-232/485, supporte les régimes Server et Client/Server, NVT, TEA autorisation, "le percement" du RS-232 via TCP/IP et UDP/IP etc..