Address = "45.79.112.203:4242"; Connection = OPI_TCP.CreateConnection(Address); Data = "Hello server!" + Chars.LF; OPI_TCP.SendLine(Connection, Data); // End of message marker to avoid waiting for the end of timeout Marker = Chars.LF; Result = OPI_TCP.ReadLine(Connection, , Marker); // ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ OPI_TCP.CloseConnection(Connection);