Hello Vikram,
Could you please check in the hyperlink for transaction BDBG and BDFG in my last reply?
They contain the online help regarding the transactions.
Please also see the help documentation below.
http://help.sap.com/saphelp_nw70/helpdata/en/78/21740f51ce11d189570000e829fbbd/frameset.htm
Best regards,
Julin Xin