Cisco IDS-4230-FE - Intrusion Detection Sys Fast Ethernet Sensor Installation And Configuration Manual page 381

Appendix B Troubleshooting
When a disaster happens and you need to recover the sensor, try the following:
1.
2.
3.
4.
Warning Trying to copy the saved configuration without getting the sensor back to the
same IDS software version it had before the disaster can cause configuration
errors.
5.
6.
7.
Cisco Intrusion Detection System Appliance and Module Installation and Configuration Guide Version 4.1
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Reimage the sensor.
See Reimaging Appliances and Modules, page
appliances and modules.
Log in to the sensor with the default user ID and password—cisco.
You are be prompted to change the cisco password.
Note
Run the setup command.
See Initializing the Sensor, page
Upgrade the sensor to the IDS software version it had when the configuration
was last saved and copied.
See Obtaining Cisco IDS Software, page
obtaining IDS software versions and how to install them.
Copy the last saved configuration to the sensor.
See Creating and Using a Backup Configuration File, page
procedure.
Update clients to use the new key/certificate of the sensor.
Reimaging changes the sensor's SSH keys and HTTPS certificate. See
Adding Known Hosts to the SSH Known Hosts List, page
procedure.
Create previous users.
See Adding a User, page
10-110, for the procedures for
10-2, for the procedure.
9-1, for more information on
10-16, for the procedure.
Disaster Recovery
10-28, for the
10-19, for the
B-3