I was trying to update HTTPs certificate on FirePOWER Management Center (FMC) and ran into issues doing it on GUI and CLI. Before making any changes backup default certificate and key from /etc/ssl location The error I got was Error – Basic constraints are not critical or not defined. There …
Tag: FMC
One day received fan speed is running high alert: Warning Hardware Alarms:1 xx 08:21:04 FAN1_TACH2 fan speed is running high Run Events Graph Suspected high temperature but was not sure how to check it without running troubleshooting bundle. Here is a quick command to check temperature and other useful parameters …
Unfortunately, there is no easy button on this one. Migrating to new hardware model of Firepower Management Center (FMC) is a manual and very time-consuming process so my goal is to highlight the steps I had to go through as I’ve converted to different hardware model due to IPS limitation. …
FirePower Management Center (FMC) crashed one day refusing GUI or SSH access. After reboot SSH was back but GUI was painfully slow. With the help from TAC discovered a well know bug in UCS BIOS which causes loss of CPU on the server after a reboot. You can check the …
I’ve discovered this problem today after several months of the system being in production without any issues (other than the one in this post). All of a sudden rules linked to user authentication stopped working. I immediately checked AD Agent for health and all was well. Below is what appeared …