Daylights Savings Time workaround for Cisco IOS devices. Of course, updating the IOS to a DST-corrected version will eliminate the need for this fix, but…

To work around the DST changes, login to the router and issue the following commands:

clock summer-time [timezone] recuring
! tells the router to make this change every year
clock summer-time [timezone] date 11 march 2007 2:00 4 nov 2007 2:00
! sets the start and end dates