Installation Guide
QX-S5500G Series Ethernet Switches
6-2
Figure 6-1
System startup process
Start
Boot ROM runs
Press
Ctrl+B
promptly?
Startup software
images run
Enter Boot menu to
upgrade Boot ROM or
startup software
images
Yes
No
System starts up
and CLI appears
Finish
6.3 Upgrade methods
Upgrading method
Software types
Remarks
Upgrading from the CLI
Boot ROM images
Software images
You must reboot the switch to
complete the upgrade.
This method can interrupt ongoing
network services.