Plone Documentation Center has been having some issues with Plone 3.1 and above.  Here is the fix.
                        
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                        Do you have a Realtek card driven by the r8169 driver, and you're experiencing SSH, SSL or rsync errors associated to the error message "Disconnected: ...
                        
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                        Those two Plone products seem to never get along.  Here's a hot fix for Plone 3.0.x users that will make the excellent qSEOptimizer by QuintaGroup work just ...
                        
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