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CSLI is the open source Centralized Security Logging Infrastructure (CSLI) which is provides the centralize logging facility and security event correlation for Cisco (ASA and ISR) and Juniper (SRX) devices.The CSLI project was launched in April, 2011 by Comrade.Polar.Bear.
The primary goal of the CSLI design is to be able to analyze syslog data from the past as well as to track current security posture and have the visual presentation of the security threads and attacks.
In the diagram below the CSLI infrastructure is shown.
For more information, read the CSLI User Guide