Recreate the SQL Server 2000 Integration Services packages by using SSIS 2012. The
in Books Online provides an overview of the new features in SSIS 2012. The
Integration Services (SSIS) Packages
topic describes the elements of an SSIS package.
Here is a list of the DTS functionality that has been discontinued in SSIS 2012.
Package Migration Wizard for migrating DTS packages to the next version of
Support for DTS package maintenance in SQL Server Management Studio