12.3A was released mid-October. It was shipped to some PPC customers, and the package contains documentation and one CD.
Below are links to PDF documents related to this update. Click on the links to open the documents. While viewing, right-click anywhere on the document and select "Print" to print a hardcopy:
1. 12.3A Introduction and Installation: Prerequisites and instructions for installing this update
2. 12.3A Enhancements and Modifications: Description of enhancements and modifications included with this update.