@-Desktop:~$ dpkg -l | egrep 'ndis|swf|gnash|flash|nsplugin'
ii  adobe-flash-properties-gtk                     11.2.202.228-0oneiric1                  GTK+ control panel for Adobe Flash Player plugin version 11
ii  adobe-flashplugin                              11.2.202.228-0oneiric1                  Adobe Flash Player plugin version 11
ii  browser-plugin-gnash                           0.8.10~git20110618-3ubuntu1             GNU Shockwave Flash (SWF) player - Plugin for Mozilla and derivatives
rc  flashplugin-installer                          11.2.202.228ubuntu0.11.10.1             Adobe Flash Player plugin installer
ii  gnash                                          0.8.10~git20110618-3ubuntu1             GNU Shockwave Flash (SWF) player
ii  gnash-common                                   0.8.10~git20110618-3ubuntu1             GNU Shockwave Flash (SWF) player - Common files/libraries