If you encounter any broken links, go to the Eclipse web site and select Downloads from the task bar. Find and click on Eclipse IDE for Java EE Developers (do not do a download from this page), then select Indigo Packages.
Go to the Eclipse download site and from the left hand panel, select Indigo Packages. For the list of Indigo downloads, find entry for Eclipse IDE for Java EE Developers and select click-on the OS version (Windows, Mac or Linux) that you want to download.
In the right-hand panel (titled: Download Links), select the OS version that you want (e.g. Windows, Mac or Linux 32 bit or 64 bit).
Select a Mirror and save the downloaded file on your workstation.
Unzip/untar the downloaded file to any directory of your choice.