Use rollback to restore a previous configuration:
# rollback 0
[Resets the candidate configuration to the currently active configuration]
# rollback 1
[Loads the previously active configuration]
# rollback ?
Possible completions:
<[Enter]> Execute this command
0 2009-10-29 00:55:48 UTC by user via cli
1 2009-10-29 00:16:27 UTC by lab via cli
…
49 2009-02-05 03:11:00 UTC by lab via cli
[You can roolback up 49]
Do not forget to commit the changes after type roolback
You can compare the roolback that what roolback number I should type. click here