Hello, The same problem here with 3 different 1100AHx2. The 1100AHx2 is running as QoS router. Every x minutes the "routerboard reboots due kernel failure". Tried with 5.14, 5.20, 5.21 and 6rc2. I have tried to disable mangle, queues, etc. No problem with the same configuration running in 1000 and 1...