Is there a way to send connection events and IPS logs from the FMC instead of configuring each FTD to send to a SIEM?

The backup profile we use to backup our FMC config stopped working. Is there a way to regenerate the ssh key used? Creating a new profile appears to use the same key. 

Is there any issue with running a port-channel between separate modules within a 4110 chassis? Im assuming no, but I haven't located supporting documentation. 

If I want to send specific syslog messages via an event class, will specifying "error" as an example send only error syslogs? 

Do the Firepower appliances have the ability to show the L7 apps used by a rule similar to Palo Alto's Usage feature? From what I've found, the only way to see the app used by a rule is to check the event explorer and filter on the rule name. This us...