# Additional Information about Cisco FTD Clustering

- [Clustering Configuration and Deployment Guide](https://www.cisco.com/c/en/us/td/docs/security/firepower/623/configuration/guide/fpmc-config-guide-v623/firepower_threat_defense_cluster_for_the_fxos_chassis.html#ID-2170-000000a5)
- [Cisco Live Presentation by Andrew Ossipov: NGFW Clustering Deep Dive - BRKSEC-3032](https://www.ciscolive.com/c/dam/r/ciscolive/us/docs/2019/pdf/BRKSEC-3032.pdf)