It means i want to update the more number of employee address details(IT0006) with single flatfile with single subtype.
eg: flat file contains
PERNR NAME2 STRAS ORT01 PSTLZ TELNR
A1 B1 C1 D1 E1 F1
A2 B2 C2 D2 E2 F2
-.........----.........-----.......-----.......-----.......--