Administration: File Management
Auto Configuration via DHCP
Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version)  55
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server table. This ensures that each device has its own reserved IP address 
and other relevant information.
To configure auto configuration:
STEP 1 Click Administration > File Management > DHCP Auto Configuration.
STEP  2 Enter the values.
• Auto Configuration Via DHCP—Select this field to enable DHCP Auto 
Configuration. This feature is enabled by default, but can be disabled here.
• Download Protocol—Select one of the following options:
-
Auto By File Extension
—Select to indicate that auto configuration uses 
the TFTP or SCP protocol depending on the extension of the 
configuration file. If this option is selected, the extension of the 
configuration file does not necessarily have to be given. If it is not given, 
the default extension is used (as indicated below).
-
File Extension for SCP
—If Auto By File Extension is selected, you can 
indicate a file extension here. Any file with this extension is downloaded 
using SCP. If no extension is entered, the default file extension.scp is 
used.
-
TFTP Only
—Select to indicate that only the TFTP protocol is to be used 
for auto configuration.
-
SCP Only
—Select to indicate that only the SCP protocol is to be used for 
auto configuration.
• SSH Settings for SCP—When using SCP for downloading the configuration 
files, select one of the following options:
-
Remote SSH Server Authentication
—Click on the Enable/Disable link to 
navigate to the SSH Server Authentication page. There you can enable 
authentication of the SSH server to be used for the download and enter 
the trusted SSH server if required.
-
SSH Client Authentication
—Click on the System Credentials link to enter 
user credentials in the SSH User Authentication page.
STEP  3 Enter the following optional information to be used if no configuration file name 
was received from the DHCP server. 
• Backup Server Definition—Select By IP address or By name to configure 
the server.