Preventive Maintenance; Understanding Preventive Maintenance - Cisco IPS-4255-K9 - Intrusion Protection Sys 4255 Installation Manual

Preventive Maintenance

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Preventive Maintenance
This section describes how to perform preventive maintenance for your sensor, and contains the
following topics:
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Understanding Preventive Maintenance

The following actions will help you maintain your sensor:
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You should carefully consider whether you want to create a service account. The service account
Caution
provides shell access to the system, which makes the system vulnerable. Analyze your situation to decide
if you want a service account existing on the system.
For More Information
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Cisco Intrusion Prevention System Appliance and Module Installation Guide for IPS 7.0
A-2
Understanding Preventive Maintenance, page A-2
Creating and Using a Backup Configuration File, page A-3
Backing Up and Restoring the Configuration File Using a Remote Server, page A-3
Creating the Service Account, page A-5
Back up a good configuration. If your current configuration becomes unusable, you can replace it
with the backup version.
Save your backup configuration to a remote system.
Always back up your configuration before you do a manual upgrade. If you have auto upgrades
configured, make sure you do periodic backups.
Create a service account.
A service account is needed for special debug situations directed by TAC.
For the procedure for backing up a configuration file, see
Configuration File, page A-3.
For the procedure for using a remote server to copy and restore the a configuration file, see
Up and Restoring the Configuration File Using a Remote Server, page
For more information about the service account, see
Chapter A
Creating and Using a Backup
A-3.
Creating the Service Account, page
Troubleshooting
Backing
A-5.
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