With support for WebSphere Data Interchange v3.2 and v3.2.1 for z/OS and MultiPlatform having ended, users will need to migrate to the latest version of WDI, which is v3.3. Here you will find useful links to what's new in v3.3 and best practices for migrating from v3.2 to v3.3 for both z/OS and MultiPlatform.
WebSphere product line life-cycle information:
What's New in WDI v3.3:
Best Practices for Migrating to WDI v3.3 for z/OS:
Best Practices for Migrating to WDI v3.3 for MultiPlatform, which includes AIX and Windows platforms: