wilkanah,
You can get the update site or download the archived update site from http://www.myeclipseide.com. Click on “Try / Download”, this will redirect you to the license agreement page. Upon accepting the license agreement, click on [download], you will be redirected to a list of downloading options for ME7.1.1. You can choose either option 1(update site) or 4(archived updated site).
Make sure that you have Eclipse 3.4.1 Classic version.