OpenIntegrations/docs/en/examples/TCP/SendLine.txt

    Address    = FunctionParameters["TCP_Address"];
    Connection = OPI_TCP.CreateConnection(Address);
    Data       = "Hello server!" + Chars.LF;

    Result = OPI_TCP.SendLine(Connection, Data);
    // ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

    // End of message marker to avoid waiting for the end of timeout
    Marker = Chars.LF;
    Response = OPI_TCP.ReadLine(Connection, , Marker);

    OPI_TCP.CloseConnection(Connection);