how to check error occurred in cisco switch or router for last 1hrs

[krahulbgp]

how to check error occurred in cisco switch or router for last 1hrs  

[MHM Cisco World]

Do show log

The SW or router by defualt generate some log' 

If buffer is large you can see old olg

MHM

[balaji.bandi]

If the logs are not punted and you have enough buffer they will stored in log buffers (if that is configured)

best advise always use syslog for Long archive message for troubleshooting purpose.

show logging is the command to view all the logs stored on the devices.