Chapter 7: Emergency recovery trees
Emergency Recovery Trees (ERT) provide a quick reference for troubleshooting without procedural detail.
Use the ERTs to guide you through some common failures to arrive at a solution.
Emergency recovery trees
The following work flow contains some typical authentication problems. These situations are
not dependant upon each other.
Figure 1: Emergency recovery trees
Corruption of flash
Corruption of the flash due to power outage or environmental reasons makes the configuration
of the box corrupt and non-functional. Initializing of the flash is required before an RMA.
Troubleshooting
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