I have problems with the OSFP, having two switch MS-425 in Stack and two Switch MS-350 in stack. My connection is as follows, the MS-425 stack connects to the MS-350 stack via Fiber Optics. when I ping from PC 01 to PC02 there is a loss of packets and if I ping from PC02 to PC01 there is also a loss of packets Any idea what could be the problem. I attach the image detailing the connection
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