SAP ABAP Table NNLREF (Interne Referenz) is used by

• Class (3)
• Function Module (1)
• Program (1)
• Table (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_ISH_NL_MA_REF Method: PREPARE_UPDATE_TABLES	Abstract Model class for Internal References	NNL1	IS-H	IS-H
2	Class	CL_ISH_NL_M_REF_IN Method: READ_DB	model class for Internal references, inbound	NNL1	IS-H	IS-H
3	Class	CL_ISH_NL_M_REF_OUT Method: READ_DB	model class for Internal references, outbound	NNL1	IS-H	IS-H