HP 3PAR F-Class, T-Class, StoreServ 10000 Storage Troubleshooting Guide (QL226-96953, May 2013)

Figure 26 Numbering of Controller Nodes
A controller node contains two controller slots and two on-board Ethernet ports. See Figure 27
(page 29) for specific port type assignments.
28 Component Numbering for F-Class Storage System