C H A P T E R 10

Configuring Global Correlation

This chapter provides information for configuring global correlation. It contains the following sections:

Global Correlation Notes and Caveats, page 10-1

Understanding Global Correlation, page 10-2

Participating in the SensorBase Network, page 10-2

Understanding Reputation, page 10-3

Understanding Network Participation, page 10-4

Understanding Efficacy, page 10-5

Understanding Reputation and Risk Rating, page 10-6

Global Correlation Features and Goals, page 10-6

Global Correlation Requirements, page 10-7

Understanding Global Correlation Sensor Health Metrics, page 10-8

Configuring Global Correlation Inspection and Reputation Filtering, page 10-8

Configuring Network Participation, page 10-11

Troubleshooting Global Correlation, page 10-13

Disabling Global Correlation, page 10-13

Displaying Global Correlation Statistics, page 10-14

Global Correlation Notes and Caveats

The following notes and caveats apply to configuring global correlation:

The global correlation features are supported in IPS 7.0 and later.

As with signature updates, when the sensor applies a global correlation update, it may trigger bypass. Whether or not bypass is triggered depends on the traffic load of the sensor and the size of the signature/global correlation update. If bypass mode is turned off, an inline sensor stops passing traffic while the update is being applied.

Network participation requires a network connection to the Internet.

Valid license—You must have a valid sensor license for automatic signature updates and global correlation features to function. You can still configure and display statistics for the global correlation features, but the global correlation databases are cleared and no updates are attempted. Once you install a valid license, the global correlation features are reactivated.

 

 

Cisco Intrusion Prevention System Sensor CLI Configuration Guide for IPS 7.2

 

 

 

 

 

 

 

OL-29168-01

 

 

10-1

 

 

 

 

 

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Cisco Systems IPS4510K9 manual Global Correlation Notes and Caveats, 10-1

IPS4510K9 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.