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<H3C>tftp 192.168.0.1 get startup.cfg startup.cfg
The file startup.cfg exists. Overwrite it?[Y/N]:y
Verifying server file...
Deleting the old file, please wait...
File will be transferred in binary mode
Downloading file from remote tftp server, please wait...\
TFTP:
1045 bytes received in 0 second(s)
File downloaded successfully.
If there already exists a startup.cfg file on the AC, the system prompts you whether to overwrite it. You
can enter Y or N to confirm.
When you back up a file, the file will directly overwrite the one with the same name on the server.
The above operations are performed in user view.
The backup configuration file can be modified by a text editor. You can modify the configurations by
downloading the modified configuration file, and the modification takes effect after rebooting. Alike,
you can upgrade the main application file by downloading a new application file to the AC to
overwrite the original main application file.
Maintaining the AC Through the FTP Server
Maintaining the AC acting as the server
File Transfer Protocol (FTP) is an application layer protocol in the TCP/IP suite. It is mainly used for file
transfer between remote hosts. FTP provides reliable and connection-oriented data transfer service
over TCP, but does not provide any access authorization or authentication mechanism.
In the FTP service, the AC can serve as the FTP server. You can run the FTP client to log in to the AC to
access files.
Install the FTP client application before using FTP. The FTP client application is not provided with the
AC, and you need to purchase and install it. In the following example, the FTP client application
program is the built-in Windows XP FTP client:
Step 1: Set up a hardware maintenance environment as follows:
Figure 5-9 Network diagram for maintenance of the AC serving as the server
5-15
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