The upgrade system-software command upgrades the system with the system software in the USB disk.
upgrade system-software filepath
filepath
Specifies the path of the system software.
The file name must be in lower case. Otherwise, the system upgrade using the USB disk fails.
System view
3: Management level
None
# Upgrade the system with the system software in the USB disk. The system software in the root directory of the USB disk is sup.bin.
<sysname> system-view [sysname] upgrade system-software usb0:/sup.bin