Hello,Its a bit strange. I have 3 2960x that I need to stack. All models are the same.If I connect the stack cable like this:SW1 Port1 to Sw2 Port 2Sw2 Port 1 to Sw3 Port 2Sw3 Port 1 to Sw1 Port2I see Switch 1 and Switch 3. Switch 2 remain in provisi...