H3C S12500 Series Software Upgrade page 19

# Start the TFTP server and specify a working directory. This example uses the 3CDaemon TFTP
server. (Details not shown.)
Figure 11 Configuring the TFTP server
3. Upgrade the device:
a. Upgrade software on the standby MPU:
# Use a straight-through Ethernet cable to connect the management Ethernet interface
(M-GigabitEthernet 0/0/0) on the standby MPU to the TFTP server.
# Disable startup software version check for the standby MPU at startup.
<Switch> system-view
[Switch] version check ignore
# Save the configuration.
[Switch] save
The current configuration will be written to the device. Are you sure? [Y/N]:y
Please input the file name(*.cfg)[flash:/startup.cfg]
(To leave the existing filename unchanged, press the enter key):
flash:/startup.cfg exists, overwrite? [Y/N]:y
Validating file. Please wait...
Saved the current configuration to mainboard device successfully.
Slot 0 Cpu 0:
Save next configuration file successfully.
[Switch] quit
# Reboot the standby MPU.
<Switch> reboot slot 1
RAM test successful.
System is starting...
Press Ctrl+D to access BASIC-BOOTWARE MENU...
Booting Normal Extended BootWare