Appendix E Troubleshooting

Gathering Information

No attack

Detection - ON

Learning - ON

Next KB rotation at 10:00:00 UTC Sat Jan 18 2008

Internal Zone

TCP Protocol

UDP Protocol

Other Protocol

External Zone

TCP Protocol

UDP Protocol

Other Protocol

 

 

 

 

Illegal Zone

 

 

 

 

TCP Protocol

 

 

 

 

UDP Protocol

 

 

 

 

Other Protocol

 

 

 

 

sensor#

 

 

 

Step 4

Display the statistics for authentication.

 

 

 

 

sensor# show statistics authentication

 

 

 

 

General

 

 

 

 

totalAuthenticationAttempts = 128

 

 

 

 

failedAuthenticationAttempts = 0

 

 

 

 

sensor#

 

 

 

Step 5

Display the statistics for the denied attackers in the system.

 

 

 

 

sensor# show statistics denied-attackers

 

 

 

 

Denied Attackers and hit count for each.

 

 

 

 

Denied Attackers and hit count for each.

 

 

 

 

Statistics for Virtual Sensor vs0

 

 

 

 

Denied Attackers with percent denied and hit count for each.

 

 

 

 

Denied Attackers with percent denied and hit count for each.

 

 

 

 

Statistics for Virtual Sensor vs1

 

 

 

 

Denied Attackers with percent denied and hit count for each.

 

 

 

 

Denied Attackers with percent denied and hit count for each.

 

 

 

 

sensor#

 

 

 

Step 6

Display the statistics for the Event Server.

 

 

 

 

sensor# show statistics event-server

 

 

 

 

General

 

 

 

 

openSubscriptions = 0

 

 

 

 

blockedSubscriptions = 0

 

 

 

 

Subscriptions

 

 

 

 

sensor#

 

 

 

Step 7

Display the statistics for the Event Store.

 

 

 

 

sensor# show statistics event-store

 

 

 

 

EEvent store statistics

 

 

 

 

General information about the event store

 

 

 

 

The current number of open subscriptions = 2

 

 

 

 

The number of events lost by subscriptions and queries = 0

 

 

 

 

The number of filtered events not written to the event store = 850763

 

 

 

 

The number of queries issued = 0

 

 

 

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

 

 

 

 

E-92

 

 

OL-24002-01

 

 

 

 

 

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Cisco Systems IPS4520K9 manual Display the statistics for authentication, Display the statistics for the Event Server
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IPS4520K9 specifications

Cisco Systems has long been a leading player in network security, and its IPS (Intrusion Prevention System) series is a testament to its commitment to safeguarding digital environments. Among its notable offerings are the IPS4510K9 and IPS4520K9 models, both designed to provide advanced threat protection for mid-sized to large enterprise networks.

The Cisco IPS4510K9 and IPS4520K9 are distinguished by their cutting-edge features that help organizations defend against a myriad of cyber threats. These systems utilize a multi-layered approach to security, integrating intrusion prevention, advanced malware protection, and comprehensive visibility across the network.

One of the primary characteristics of the IPS4510K9 is its high performance. It boasts a throughput of up to 1 Gbps, making it suitable for environments that demand rapid data processing and real-time responses to threats. The IPS4520K9, on the other hand, enhances that capability with improved throughput of up to 2 Gbps, accommodating larger enterprises with heavier network traffic. These models are equipped with powerful processors that support complex signature matching and can intelligently distinguish between legitimate traffic and potential threats.

In addition to performance, both models are designed with scalability in mind. They can be easily integrated into existing Cisco infrastructures. This facilitates a seamless enhancement of security without causing significant interruptions to ongoing operations. Moreover, they offer flexible deployment options, allowing organizations to operate them inline or out of band depending on their specific needs.

The Cisco IPS4510K9 and IPS4520K9 leverage advanced detection technologies, utilizing a variety of signature types and heuristic analysis to detect known and unknown threats effectively. They are equipped with real-time alerting and reporting capabilities, giving security teams immediate visibility into potential breaches and enabling them to respond swiftly.

Furthermore, both models support a range of management options through the Cisco Security Manager, allowing for centralized administration, streamlined policy management, and enhanced monitoring capabilities. Automated updates ensure the systems remain current with the latest threat intelligence, vital for staying ahead of evolving cyber threats.

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.
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