Example 10-17 shows an example of the  DISPLAY PCIE,DD  command. You can confirm the  details of the device drives that are installed in the system. You can use the  CONFIG  command to bring the PCIE function ID (PFID) online or offline. Example 10-17 Example of DISPLAY PCIE,DD command DISPLAY PCIE,DD IQP023I 13.42.11 DISPLAY PCIE 962 PCIE 0011 ACTIVE DEV TYPE DEVICE TYPE NAME 1014044B Hardware Accelerator 10140613 8GB zHyperLink 15B36750 10GbE RoCE 15B31003 10GbE RoCE 15B31004 10GbE RoCE Express 15B31016 RoCE Express2 15B31014 40GbE RoCE Express2 101404ED ISM CONFIG PFID(A3),ONLINE  IEE504I PFID(A3),ONLINE IEE712I CONFIG PROCESSING COMPLETE CONFIG PFID(A3),OFFLINE IEE505I PFID(A3),OFFLINE IEE712I CONFIG PROCESSING COMPLETE CONFIG command Example 10-18 shows an example of  CONFIG PFID(xx),ONLINE  command. Example 10-19 shows an example of  CONFIG PFID(xx),OFFLINE command. For more information about how to manage a RoCE Express feature, see  IBM z/OS V2R2  Communications Server TCP/IP Implementation Volume 1: Base Functions, Connectivity,  and Routing , SG24-8360. Example 10-18 Example of CONFIG PFID(xx),ONLINE command Example 10-19 Example of CF PFID(x),OFFLINE command 260  IBM z14 Model ZR1 Configuration Setup