classic scenario

Hi expert

Im new in SRM

i have one question about classic scenario , i config my system in one client , and then i config prerequisite for create Sc, i can create SC  ,

i replicated master data to SRM as a product category and vendor master (BP, supplier) during using MDS_LOAD_COCKPIT, i define ORG structure, i define ATTR in PPOMA_BBP

but i dont know in where place i can defined that i select classic scenario for my SRM?