3com WX3000 Manuel D’Utilisation

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Safe mode. This is the mode when you use the save command with the safely keyword. The mode 
saves the file slower but can retain the original configuration file in the device even if the device 
reboots or the power fails during the process. 
 
 
The configuration file to be used for next startup may be lost if the device reboots or the power fails 
during the configuration file saving process. In this case, the device reboots without loading any 
configuration file. After the device reboots, you need to specify a configuration file for the next startup. 
Refer to 
 
Three attributes of the configuration file 
Main attribute. When you use the save  [ [ safely  ] [ main ] ] command to save the current 
configuration, the configuration file you get has main attribute. If this configuration file already 
exists and has backup attribute, the file will have both main and backup attributes after execution of 
this command. If the filename you entered is different from that existing in the system, this 
command will erase its main attribute to allow only one main attribute configuration file in the 
device. 
Backup attribute. When you use the save [ safely  ]  backup command to save the current 
configuration, the configuration file you get has backup attribute. If this configuration file already 
exists and has main attribute, the file will have both main and backup attributes after execution of 
this command. If the filename you entered is different from that existing in the system, this 
command will erase its backup attribute to allow only one backup attribute configuration file in the 
device. 
Normal attribute. When you use the save cfgfile command to save the current configuration, the 
configuration file you get has normal attribute if it is not an existing file. Otherwise, the attribute is 
dependent on the original attribute of the file. 
 
 
It is recommended to adopt the fast saving mode in the conditions of stable power and adopt the 
safe mode in the conditions of unstable power or remote maintenance. 
The extension name of the configuration file must be .cfg. 
 
Erasing the Startup Configuration File 
You can clear the configuration files saved on the device through commands. After you clear the 
configuration files, the device starts up without loading the configuration file the next time it is started up. 
Follow these steps to erase the configuration file: