Owner's Guide Cabling Information for Oracle Exadata Database Machine In-Rack Cabling Tables for Recovery Appliance X8, X7, X6, and X5 Cable Color Coding Cable Color Coding The cables used in Recovery Appliance are color coded as follows: Black: RDMA Network Fabric cables, AC power jumper cables, and Ethernet cables for storage servers Blue: Gigabit Ethernet cables for compute servers Red: Integrated Lights Out Manager (ILOM) cables