Here we would like to draw your attention to SM56 transaction code in SAP. As we know it is being used in the SAP BC-CST (Client/Server Technology in Basis) component which is coming under BC module (BASIS).SM56 is a transaction code used for Number Range Buffer in SAP.
It comes under the package STSK.When we execute this transaction code, RSM56000 is the normal standard SAP program that is being executed in background.
SAP SM56 menu path
See the possible menu paths to access the same report by avoiding entering the transaction code.
Tools → Administration → Monitor → Number Range Buffer
Transaction SM56 technical data table
|Purpose||Number Range Buffer|