Rational Developer Silent Install
From MidrangeWiki
Silent Install RDi
Install Steps
doInstallationManager.bat Run As Administrator. Will Download, Extract, and run the install of Installation Manager.
doInstall.bat Run As Administrator. Will Download, Extract, and run the install of RDI.
doLicense.bat Only needed if you didn't get the license from doInstall. It will apply the License for RDI. Run "doLicense.bat 2" to pick the second license kit pack.
doPlugins.bat Will install plugins to RDI. Some from downloads and others from the internet.