Sure to start a religious war but I am just pointed readers to the article: http://www.networkworld.com/news/2008/041708-cisco-juniper-operating-systems.html?ts0hb=&story=wknd_wir http://www.networkworld.com/slideshows/2008/041708-junos-vs-ios.html http://www.networkworld.com/news/2008/041708-cisco-juniper-operating-systems-side.html -Hank