Cisco Cisco SG200-26P 26-port Gigabit PoE Smart Switch メンテナンスマニュアル

File Management

Cisco Small Business SF200E Series Advanced Smart Switch

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To upgrade or backup the firmware or to update the boot code or language file:

Click Administration > File Management > Upgrade/Backup Firmware/
Language in the navigation window.

Enter the parameters:

•

Transfer Method—Select the protocol to be used for the file transfer (TFTP 
or HTTP), which corresponds to the type of server you are downloading to 
or uploading from.

•

Save Action—Select Upgrade to download a file to the switch, or select 
Backup to copy a file from the switch to the server.

•

File Type—Select the type of file to upgrade or back up (you can back up 
only the firmware image):

-

Firmware Image—Controls all switch features and interfaces.

-

Boot Code—Controls the initial system bootup.

-

SSH-1 RSA Key File—Encodes a security key in the Rivest-Shamir-
Adleman (RSA) algorithm, to be used for private SSH version 1 access. 

-

SSH-2 RSA Key PEM File—A PEM-encoded RSA Key File to be used for 
private SSH version 2 access.

-

SSH-2 DSA Key PEM File—A PEM-encoded file using the Digital 
Signature Algorithm (DSA) algorithm to be used for private SSH version 
2 access.

To download SSH key files, SSH must be administratively disabled 

and there can be no active SSH sessions. See 

 for instructions on disabling SSH.

-

Language File—Strings used by the system interface to display the 
selected language.

•

TFTP Server (TFTP only)—Specify the IPv4 or IPv6 address of the TFTP 
server. Or specify the server name if DNS is enabled in the IP configuration 
(see Domain Name System).