Cisco IPS-4255-K9 Installation Guide - Page 315
Cleaning Up a Corrupted SensorApp Configuration, Blocking
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Chapter A Troubleshooting Troubleshooting the Appliance Cleaning Up a Corrupted SensorApp Configuration If the SensorApp configuration has become corrupted and SensorApp cannot run, you must delete it entirely and restart SensorApp. To delete the SensorApp configuration, follow these steps: Step 1 Step 2 Step 3 Log in to the service account. Su to root. Stop the IPS applications. /etc/init.d/cids stop Step 4 Replace the virtual sensor file. cp /usr/cids/idsRoot/etc/defVirtualSensorConfig.xml /usr/cids/idsRoot/etc/VS-Config/virtualSensor.xml Step 5 Remove the cache files. rm /usr/cids/idsRoot/var/virtualSensor/*.pmz Step 6 Step 7 Step 8 Exit the service account. Log in to the sensor CLI. Start the IPS services. sensor# cids start Step 9 Step 10 Log in to an account with administrator privileges. Reboot the sensor. sensor# reset Warning: Executing this command will stop all applications and reboot the node. Continue with reset? [yes]:yes Request Succeeded. sensor# Blocking For More Information For more information on IPS system architecture, refer to System Architecture. This section provides troubleshooting help for blocking and the ARC service. It contains the following topics. • Troubleshooting Blocking, page A-38 • Verifying ARC is Running, page A-38 • Verifying ARC Connections are Active, page A-39 • Device Access Issues, page A-41 • Verifying the Interfaces and Directions on the Network Device, page A-43 • Enabling SSH Connections to the Network Device, page A-43 OL-18504-01 Cisco Intrusion Prevention System Appliance and Module Installation Guide for IPS 7.0 A-37