3-4
z
Device downloads a startup file from PC for upgrading and uploads a configuration file named
config.cfg
to PC for backup.
Figure 3-2
Smooth upgrading using the TFTP client function
Configuration procedure
1) Configure PC (TFTP Server), the configuration procedure is omitted.
z
On the PC, enable the TFTP server
z
Configure a TFTP working directory
2) Configure Device (TFTP Client)
If the available memory space of the device is not enough, use the
fixdisk
command to clear the
memory or use the
delete
/unreserved
file
-
url
command to delete the files not in use and then perform
the following operations.
# Enter system view.
<Sysname> system-view
# Download application file
newest.bin
from PC.
<Sysname> tftp 1.2.1.1 get newest.bin
# Upload a configuration file
config.cfg
to the TFTP server.
<Sysname> tftp 1.2.1.1 put config.cfg configback.cfg
# Specify
newest.bin
as the main startup file to be used at the next startup.
<Sysname> boot-loader file newest.appbbb.bin main
# Reboot the device and the software is upgraded.
<Sysname> reboot
The startup file used for the next startup must be saved under the root directory of the storage medium.
You can copy or move a file to the root directory of the storage medium. For the details of the
boot-loader
command, refer to
Device Management Commands
in the
System Volume
.
