If you’ve access to MSDN but no access to Volume Licensing! and want to download the MDOP 2008 R2 for testing!? Follow the steps below to get the softwares. Firstly you need to get msdn access (in other words you need to buy a subscription!)

1. Go to http://www.msdn.com
2. Click to My MSDN Subscription and click the subscription Benefit “Download and Product Keys – VS Pro with MSDN Premium (Retail)
3. Log-in using Passport account, once logged in, look under the Search Products section on the left hand side
4. Now under the categories we are looking for the Server section, under this section you will see the Desktop Optimisation Pack.
5. Once you select that you will have a new pane on the right under Downloads, the latest version of this is Microsoft Desktop Optimization Pack 2008 R2 (x86 and x64) - DVD (English) , click the download to the right and that’s it! away you go!!
6. Now you should be able to download the MDOP and start playing and testing all the cool MDOP 2008 R2 tools. Which Includes App-V 4.5!

Source:→ Justin Zarb