The following is taken directly from the first page of Gartner's Magic Quadrant for WAN Optimization Controllers, 2009:

The WOC market is maturing rapidly, but remains dynamic, with a high level of innovation from vendors. Organizations looking to acquire WOC capabilities should identify their specific needs and conduct real-life trials before committing to any purchase.

This analyst report presents a snapshot of the current market situation as well the results and explanation of Gartner's study of nine separate WOC vendors. Read the full report to learn more.