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                            | Oracle ILOM | SP firmware | Monitors environmental condition and component functionality
                                    sensors, generates alerts, performs fault isolation, and
                                    provides remote access.  | Can function on either standby power mode or full power mode
                                    and is not OS dependent. | Designed for remote and local access.  | 
                        
                            | Preboot Menu | SP firmware | Enables you to restore some Oracle ILOM default settings when
                                    Oracle ILOM is not accessible.  | Can function on standby power and when operating system is not
                                    running.  | Local, but remote serial access is possible if the SP serial
                                    port is connected to a network-accessible terminal
                                    server. | 
                        
                            | Hardware-based LED indicators | Hardware and SP firmware | Indicates status of overall system and particular components.
                                 | Available when system power is available.  | Local, but sensor and indicators are accessible from Oracle
                                    ILOM web interface or command-line interface (CLI). | 
                        
                            | Power-On Self-Test (POST) | Host firmware | Tests core components of system: CPUs, memory, and motherboard
                                    I/O bridge integrated circuits. | Runs on startup. Available when the operating system is not
                                    running.  | Local, but can be accessed through Oracle ILOM Remote System
                                    Console Plus. | 
                        
                            | U-Boot | SP firmware | Initializes and test aspects of the service processor (SP)
                                    prior to booting the Oracle ILOM SP and operating system. Tests
                                    SP memory, SP, network devices and I/O devices. | Can function on standby power and when operating system is not
                                    running. | Local, but remote serial access is possible if the SP serial
                                    port is connected to a network-accessible terminal
                                    server. | 
                        
                            | UEFI Diagnostics | SP firmware | The UEFI diagnostics can test and detect problems on all
                                    processors, memory, disk drives, and network ports. It is used
                                    on newer Oracle systems, such as the Oracle Server X5-2L. | You can use either the Oracle ILOM web interface or the
                                    command-line interface (CLI) to run UEFI diagnostics. | Remote access through Oracle ILOM Remote System Console
                                    Plus. | 
                        
                            | Oracle Solaris commands | Operating system software | Displays various kinds of system information.  | Requires operating system.  | Local, and over network. | 
                        
                            | Oracle Linux commands | Operating system software | Displays various kinds of system information.  | Requires operating system.  | Local, and over network. | 
                        
                            | Oracle VTS | Diagnostic tool standalone software  | Exercises and stresses the system, running tests in parallel.
                                 | Requires the Solaris operating system. Install Oracle VTS
                                    software separately.  | View and control over network.  |