Managing Images and Files 321
Why Is File Management Needed?
This section provides some reasons why you might choose to manage various 
files.
Image Files
The switch can store two firmware images, but only one is active. The other 
image file is a backup image. By default, the switch has only one image. You 
might copy an image or download an image to the switch for the following 
reasons:
• To create a backup image
• To upgrade the firmware as new images become available
Configuration Files
Configuration files contain the CLI commands that change the switch from 
its default configuration. The switch can maintain three separate 
configuration files: startup-config, running-config, and backup-config. The 
switch loads the startup-config file when the switch boots. Any configuration 
SSL certificate files Download Contains information to encrypt, 
authenticate, and validate HTTPS sessions. 
The switch supports the following files for 
SSL:
• SSL Trusted Root Certificate File (PEM 
Encoded)
• SSL Server Certificate File (PEM 
Encoded)
• SSL Diffie-Hellman Weak Encryption 
Parameter File (PEM Encoded)
• SSL Diffie-Hellman Strong Encryption 
Parameter File (PEM Encoded)
IAS Users Download List of Internal Authentication Server (IAS) 
users for IEEE 802.1X authentication. For 
more information, see What is the Internal 
Authentication Server?
Table 13-1. Files to Manage
File Action Description