So, another early shift shows that I'am more confused than ever . Powered of all switches and pushed in the stack cables. And see there, TADAAAA a potenial stack was detected. Wondering why it not worked the day before.... After creating the stackit takes so many minutes till it came back online, while the stack was created the switches went to a reboot I suspect. The old switch is connected to an upstream nexus 5672UP with an two port AGGR, since the stack is online one port is in blocking state to LOOP-GUARD. While troubleshooting this things, a console would be nice, the status page show only the boring "trying to find a working ethernet connection" 😄 I'll check this next week to figure out what is causing the loop.
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