Try to read the follwing link.
http://scn.sap.com/docs/DOC-38642
Regarding number ranges ,it is a master data. still I am not sure .
reply with specific query ,then we will be able to suggest
Try to read the follwing link.
http://scn.sap.com/docs/DOC-38642
Regarding number ranges ,it is a master data. still I am not sure .
reply with specific query ,then we will be able to suggest