How to retain Cisco CBQoS and NBAR for a longer period?

    It is possible to change the data retention period for CBQoS and NBAR from Settings.

    Faster troubleshooting with advanced Forensics

    1. Settings > NetFlow > Storage Settings
    2. Click on NBAR / CBQoS
    3. Change "Retain data" as per required 

    The data can be retained from 1 day up to an year for NBAR & CBQoS.

    Note: You will require a free disk space of 360 MB to store NBAR data and 180 MB in order to store CBQos data for a year per interface.