The cabling_x3_x4.png image shows the cables that connect between ports on the back of Oracle Database Appliance with a single storage shelf. The image also includes an inset that shows the different socket configuration in the left-most PCIe card for Oracle Database Appliance models X3-2 and X4-2. The cables are identified by callout numbers that are described in the text and Table 3-1 that follow this image.