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This has changed since the author posted. CrowdStrike is now in the CSTA. There are integrations available for pulling endpoint data from the CrowdStrike agent.
Native HA for FTDv is currently not supported.https://www.cisco.com/c/en/us/td/docs/security/firepower/quick_start/azure/ftdv-azure-qsg.html There are other ways to achieve a resemblance of HA as stated in other posts.
The FMC upgrades the FXOS and Fire linux portions of FTD hence the parallel tasks within FMC. The Active sync to standby is the ASA image synching its configs as any standard ASA would do in an HA setup. Keep in mind that FTD is a stitched image run...
