This is a collection of files for the Microsoft Exchange 5.5 Server with Service Pack 1 installed. Ex55Sp1a.zip - Exchange 5.5 Sp1 Alpha Version Ex55Sp1i.zip - Exchange 5.5 Sp1 Intel Version It is mandatory that Exchange 5.5 Sp1 be installed prior to installation of this fix. A collection of files will be enclosed in the archive(s). To install the files you can replacing the binaries on your system with those enclosed, or you may use the hotfix.exe installation utility. To use the hotfix utility, unzip the archive into an empty directory and type: HOTFIX /INSTALL Consult the hotfix.txt enclosed in the archive for more information about the hotfix utility. Consult the readme.txt enclosed in the archive for more information about installing the fix. NOTE: The archive contains files with *.DBG extensions. These are Debug Symbol files and can be useful in interpreting service failures if copied to the appropriate %systemroot%\symbols directory. Copy STORE.DBG to %systemroot%\symbols\exe and any other DBG files to the %systemroot%\symbols\dll directory. This is optional and does not influence the operation of STORE.EXE and related DLL files.