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DGS-3100 Series Gigabit Stackable Managed Switch User Manual
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Dual Image Services
The device contains two software images, one for reboot and one for backup, in its flash memory. When a software
download is successfully completed, the new image automatically becomes the new reboot file, unless the user manually
configures the other file to be active. In a stacked system, the user can define the active image file for every unit in the stack.
This feature includes two screens:
•
Firmware Information
•
Config Firmware Image
Firmware Information
The Firmware Information Page contains information about the image files stored for the device, or in case of a stacked
system, for all devices in the stack. To view the list of device images:
• Click Configuration > Dual Image Services > Firmware Information. The
Firmware Information Page opens:
Figure 2-20 Firmware Information Page
The
Firmware Information Page contains the following fields:
Field Description
Unit
Displays the stacking member for which the firmware image information is displayed.
Image
Each device has two image files, one for reboot and one for backup. Upon software
upgrade download, the downloaded image file is designated for reboot, although users
can modify this in the Config Firmware Image page.
An “*” indicates that this image file is used for reboot.
Version
Displays the image file’s version number.
Update Time
Displays the time and date which the software was saved to the server.