Here we would like to draw your attention to LSMW transaction code in SAP. As we know it is being used in the SAP BC-SRV (Basis Services / Communication Interfaces in Basis) component which is coming under BC module (BASIS).LSMW is a transaction code used for Legacy System Migration Workbench in SAP.
It comes under the package SBMIF.When we execute this transaction code, /SAPDMC/SAPMLSMW is the normal standard SAP program that is being executed in background.
Transaction LSMW technical data table
|Purpose||Legacy System Migration Workbench|