Use CLI to verify your installed software. It is important to verify your software version before you place a device into a production environment.
enable
show software detail
The following is an example of the output of the show software detail command.
Switch:1>show software detail
===================================================================================
software releases in /intflash/release/
===================================================================================
5420.8.5.0.0.GA (Primary Release) (Signed Release)
SSIO
UBOOT 2.3.2.3
APP_FS 5420.8.5.0.0.GA
AVAILABLE ENCRYPTION MODULES
3DES
AES/DES
5420.8.4.0.0.GA (Backup Release) (Unsigned Release)
SSIO
UBOOT 2.3.2.1
APP_FS 5420.8.4.0.0.GA
AVAILABLE ENCRYPTION MODULES
3DES
AES/DES