number slot ✓ Where PCI slot number comes from? How the OS finds this?

number slot The physical slot number is designated by the system designer and this assignment must be communicated to the Root or Switch port number slot I am facing this issue whenever I try to take an upload from s7 400 plc Because the number of the rack and the slot of the module could not be determined

number slotThe slot number has the same meaning as file descriptor Slot number is a legacy section of the access log and can be ignored

number slot The slot number has the same meaning as file descriptor Slot number is a legacy section of the access log and can be ignored