SAP ABAP Table RFC_SYSTEM_IDENTITY (System ID) is used by

• Class (17)
• Function Module (10)
• Interface (2)
• PINF (5)
• Program (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_BGRFC_ARFC_DS_EXEC Method: END_OF_CONFIRM	Unit Execution of bgRFC Units	SQRFC2	BASIS	SAP_BASIS
2	Class	CL_BGRFC_ARFC_DS_EXEC_NEW Method: END_OF_CONFIRM	Execute bgRFC Units Using ARFC_DEST_SHIP in New System	SQRFC2	BASIS	SAP_BASIS
3	Class	CL_BGRFC_DESTINATION_RESOURCES Method: IF_BGRFC_DESTINATION_RESOURCES~UPDATE_RESOURCES	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
4	Class	CL_BGRFC_DESTINATION_RESOURCES Method: GET_RESOURCES_INBOUND	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
5	Class	CL_BGRFC_DESTINATION_RESOURCES Method: GET_RESOURCES_OUTBOUND	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
6	Class	CL_BGRFC_DESTINATION_RESOURCES Method: UPDATE_CACHE_RESOURCES	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
7	Class	CL_BGRFC_DESTINATION_RESOURCES Method: RECEIVE_RESOURCE_RESULTS	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
8	Class	CL_BGRFC_DESTINATION_RESOURCES	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
9	Class	CL_BGRFC_DESTINATION_RESOURCES Method: CLASS_CONSTRUCTOR	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
10	Class	CL_BGRFC_DESTINATION_RESOURCES	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
11	Class	CL_BGRFC_DESTINATION_RESOURCES Method: IF_BGRFC_DESTINATION_RESOURCES~GET_RESOURCES	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
12	Class	CL_BGRFC_DESTINATION_RESOURCES	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
13	Class	CL_BGRFC_DESTINATION_RESOURCES Method: RECEIVE_RESOURCE_RESULTS_BGRFC	Application Server Resources	SQRFC1	BASIS	SAP_BASIS
14	Class	CL_BGRFC_DS_EXEC Method: END_OF_CONFIRM	Execute bgRFC Units with bgRFC_DEST_SHIP	SQRFC2	BASIS	SAP_BASIS
15	Class	CL_BGRFC_DS_EXEC_EXTERN Method: END_OF_CONFIRM	Execution of Units Using External Programs	SQRFC2	BASIS	SAP_BASIS
16	Class	CL_BGRFC_SCHEDULER_INBOUND Method: ON_END_OF_CONFIRM	Inbound Scheduler for Background RFC	SQRFC2	BASIS	SAP_BASIS
17	Class	CL_BGRFC_SCHEDULER_OUTBOUND Method: ON_END_OF_CONFIRM	Outbound Scheduler for Background RFC	SQRFC2	BASIS	SAP_BASIS