Figure 28 Comware image loading procedure
Start
Main boot image
exists and valid?
Yes
Main system
image exists and
valid?
Yes
All main feature
images exist and
valid?
Yes
All main patch
images exist and
valid?
Yes
Starts up with the
main images
System startup process
Upon power-on, the BootWare image runs to initialize hardware, and then the startup software images
run to start up the entire system, as shown in
Backup boot
No
image exists and
valid?
Yes
No
No
Backup system
image exists and
valid?
Yes
No
No
All backup feature
images exist and
valid?
Yes
No
No
All backup patch
images exist and
valid?
Yes
Starts up with the
backup images
No
No
Main boot image
exists and valid?
Yes
Starts up with
main boot image
and enters
emergency shell
mode
Figure
29.
114
Startup fails. You
Backup boot
No
image exists and
images from the
valid?
BootWare menu.
Yes
Starts up with
backup boot
image and enters
emergency shell
mode
must load