H3C S3600 Series Installation Manual

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H3C S3600 Series Installation Manual Manual pdf 33 page image

5-15 Maintaining SoftwareOverviewFilesThree types of files need to be managed on the device. They are:z BootWare program filez Application filez Configuration fileBootWare Program FileThe BootWare program file is used for booting the application when the switch starts and is stored in theflash memory. The entire BootWare program consists of a basic section and extended section.z The basic section is used for the basic initialization of the system.z The extended section provides abundant human-computer interaction (HCI) functions and is usedto initialize interfaces and update the applications and the boot system.z The entire BootWare program is the combination of the basic section and the extended section.After the basic section is loaded, you can load and update the extended section through the menuof the basic section.Application FilesThe device supports the dual image function. By default, the system defines three types of applicationfiles for boot.z Main application file (with the attribute of M)z Backup application file (with the attribute of B)z Secure application file (with the attribute of S)These three types of application files are stored in flash memory.If you have uploaded all the three types of application files into the flash, the system will boot usingthese three files in order. For more information about application files, refer to Maintaining Applicationand Configuration Files on page 5-24.The following gives the default names and types of the application files and their priorities for systemboot.z Main application file. The default name is main.app. It is the default application file used for systemboot.z Backup application file. The default name is backup.app. When booting with the main applicationfile fails, the system boots using the backup application file.z Secure application file. The default name is secure.app. When booting with the main and backupapplication files fails, the system boots using the secure application file. If booting with the secureapplication file fails, the system prompts a boot failure.Note that: