Sensor# show interfaces

Appendix E Troubleshooting

Troubleshooting the Appliance

6-0600

Upgrade History:

IPS-K9-7.1-3-E4 00:30:07 UTC Wed Nov 16 2011

Recovery Partition Version 1.1 - 7.1(3)E4

Host Certificate Valid from: 16-Nov-2011 to 16-Nov-2013 sensor#

Step 3 If the Analysis Engine is not running, look for any errors connected to it.

sensor# show events error fatal past 13:00:00 include AnalysisEngine evError: eventId=1077219258696330005 severity=warning

originator: hostId: sensor appName: sensorApp appInstanceId: 1045

time: 2004/02/19 19:34:20 2004/02/19 19:34:20 UTC

errorMessage: name=errUnclassified Generating new Analysis Engine configuration file.

Note The date and time of the last restart is listed. In this example, the last restart was on 2-19-2004 at 7:34.

Step 4 If you do not have the latest software updates, download them from Cisco.com. Read the Readme that accompanies the software upgrade for any known DDTS for the SensorApp or the Analysis Engine.

Step 5 If the Analysis Engine is still not running, enter show tech-supportand save the output. Step 6 Reboot the sensor.

Step 7 Enter show version after the sensor has stabilized to see if the issue is resolved.

Step 8 If the Analysis Engine still reads Not Running, contact TAC with the original show tech support command output.

For More Information

•For more information on IPS system architecture, refer to System Architecture.

•For the procedure for obtaining the latest Cisco IPS software, see Obtaining Cisco IPS Software, page C-1.

Physical Connectivity, SPAN, or VACL Port Issue

If the sensor is not connected properly, you do not receive any alerts.

To make sure the sensor is connected properly, follow these steps:

Step 1 Log in to the CLI.

Step 2 Make sure the interfaces are up and that the packet count is increasing.

Interface Statistics

Total Packets Received = 0

	Cisco Intrusion Prevention System Appliance and Module Installation Guide for IPS 7.1

OL-24002-01		E-29
OL-24002-01		E-29

IPS4520K9 specifications

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In summary, the Cisco Systems IPS4510K9 and IPS4520K9 represent powerful solutions for organizations seeking robust intrusion prevention capabilities. With their high performance, scalability, and advanced detection technologies, these systems are essential tools in the ever-changing landscape of cybersecurity, providing enterprises with the peace of mind needed to operate securely in today's digital world.

Cisco Systems IPS4520K9 Physical Connectivity, SPAN, or Vacl Port Issue, Sensor# show interfaces

Models: IPS4520K9

For More Information

Physical Connectivity, SPAN, or VACL Port Issue

sensor# show interfaces

IPS4520K9 specifications