7-8 
 
This command permanently deletes the configuration file from the device. Use it with caution.  
 
Restoring the Startup Configuration File 
The restore function allows you to copy a configuration file from a TFTP server to the device and specify 
the file as the startup configuration file to be used at the next system startup. 
Follow the step below to restore the startup configuration file to be used at the next system startup: 
To do…  Use the command…  Remarks 
Restore the configuration file to be 
used at the next startup 
restore startup-configuration 
from 
src-addr filename
 
Required 
Available in user view 
 
 
z  Before restoring a configuration file, make sure that the server is reachable, the server is enabled 
with TFTP service, and the client has permission to read and write. 
z  When the command is successfully executed, you can use the display startup command (in user 
view) to view whether the filename of the configuration file to be used at the next startup is the 
same as the filename argument, and use the dir command to view whether the restored file exists. 
 
Displaying and Maintaining Device Configuration 
To do…  Use the command…  Remarks 
Display information about configuration 
rollback 
display archive configuration 
Display the currently running configuration file 
saved on the storage medium of the device 
display saved
-
configuration 
[
 by-linenum 
]
 
Display the configuration files for this and the 
next system startup 
display startup 
Display the validated configuration in current 
view 
display this 
[ 
by-linenum
 ]
 
Display the current configuration 
display current-configuration 
[ [ 
configuration
 [ configuration ] | 
interface
 [ interface-type ] 
[ interface-number ] ] [ 
by-linenum
 ] [ 
| 
{ 
begin
 | 
include
 | 
exclude
 } text ] ]
 
Available in any 
view