Dell PowerEdge M420 Reference Manual page 1563

show nsf
Use the show nsf command to show the status of non-stop
forwarding.
Syntax
show nsf
Default Configuration
This command has no default configuration.
Command Mode
Privileged EXEC mode
User Guidelines
There are no user guidelines for this command.
Example
console#show nsf
Administrative Status.......................... Enable
Operational Status............................. Enable
Last Startup Reason............................ Warm Auto-Restart
Time Since Last Restart........................ 0 days 16 hrs 52
mins 55 secs
Restart In Progress............................ No
Warm Restart Ready............................. Yes
Copy of Running Configuration to Backup Unit:
Status...................................... Stale
Time Since Last Copy........................ 0 days 4 hrs 53
mins 22 secs
Time Until Next Copy........................ 28 seconds
Unit NSF Support
---- -----------
1 Yes
System Management Commands
1559