Frequent disconnections, 1-2 seconds each time. More than 80 disconnections per day.
SFP+1 Mikrotik S+85DLC03D A STST85S80200849 18-01-12 850nm multi-mode fiber 45C 3.225V 5mA -2.338dBm -3.314dBm
sw1: CSS610-8P-2S+
sw2: CRS328-24P-4S+
The software is the latest version: 2.18 and 6.49.13