CLI Command Reference
Dual Image Commands
D-Link Unified Wired/Wireless Access System software supports a dual image feature that
allows the switch to have two software images in the permanent storage. You can specify
which image is the active image to be loaded in subsequent reboots. This feature allows
reduced down-time when you upgrade or downgrade the software.
delete
This command deletes the supplied image file from the permanent storage. The image to be
deleted must be a backup image. If this image is the active image, or if this image is activated,
an error message displays.
Format
Mode
boot system
This command activates the specified image. It will be the active-image for subsequent
reboots and will be loaded by the boot loader. The current active-image is marked as the
backup-image for subsequent reboots.
Format
Mode
show bootvar
This command displays the version information and the activation status for the current active
and backup images. The command also displays any text description associated with an image.
This command displays the switch activation status.
Format
Mode
filedescr
This command associates a given text description with an image. Any existing description will
be replaced.
Format
Mode
update bootcode
This command updates the bootcode (boot loader) on the switch. The bootcode is read from
the active-image for subsequent reboots.
Format
Mode
256
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delete {image1 | image2}
Privileged EXEC
boot system <image-file-name>
Privileged EXEC
show bootvar
Privileged EXEC
filedescr {image1 | image2} <text-description>
Privileged EXEC
update bootcode
Privileged EXEC