Hi Vinod
All the above requirements are taken care by ChaRM the SAP Change Request Management functionality in solution manager with which you configure workflows based mechanism to have a controlled transport mechanism for entire landscape.
Check below
http://scn.sap.com/people/dolores.correa/blog/2010/10/08/change-request-management-reporting
Also the wiki for ChaRM
http://wiki.sdn.sap.com/wiki/display/SM/Change+Request+Management
http://wiki.sdn.sap.com/wiki/display/SAPITSM/ITSM%20Homepage
Regards
Prakhar