SAP ABAP Data Element CSERLEV1 (Vendor-specific service level today) is used by

• Function Module (4)
• Table (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	EXIT_SAPLWLB2_003 VALUE(E_SERV_LEV_TODAY) LIKE WBO1-CSERLEV1	User Exit for Service Level	WFWW	APPL	SAP_APPL
2	Function Module	EXIT_SAPLWLB3_002 VALUE(CH_VEN_SERVICE_LEVEL) LIKE WBO1-CSERLEV1	User Exit for Determining the Actual Vendor Service Level	WVLB	APPL	SAP_APPL
3	Function Module	WLB3_VEN_SERVICE_LEVEL_M1 VALUE(E_VEN_SERVICE_LEVEL) LIKE WBO1-CSERLEV1	Ist-Lieferantenservicegrad-Bestimmung mit Verfahren 1	WVLB	APPL	SAP_APPL
4	Function Module	WLB_CALCULATE_SERVICE_LEVEL VALUE(E_SERVICE_LEVEL_TODAY) LIKE WBO1-CSERLEV1	Function to calculate the service level	WVLB	APPL	SAP_APPL