Cisco Bug: CSCze91671 - Stacking Heartbeat Not Working
Apr 14, 2020
- Cisco Firepower Management Center
Known Affected Releases
Symptom: After creating a stack, you immediately see "Hardware Error" on the front LCD of the sensor along with NFE timeout errors. SF-IMS:  bb-health:bb-health [ERROR] Error sending cluster heartbeat from NFE1 to NFE2 on member 1: Heartbeat timeout reached before ACK received (0x9006b) Conditions: Build a stack after upgrading sensors.
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