Here we would like to draw your attention to CNV_20900_TX_LIFNR transaction code in SAP. As we know it is being used in the SAP CA-GTF (General Application Functions in CA) component which is coming under CA module (Cross Application).CNV_20900_TX_LIFNR is a transaction code used for Mapping Descr. for Vendor Numbers in SAP.
It comes under the package CNV_20900.
Transaction CNV_20900_TX_LIFNR technical data table
|Purpose||Mapping Descr. for Vendor Numbers|