Floating static routes are static routes that have an administrative distance greater than the administrative distance of dynamic routes. Administrative distances can be configured on a static route so that the static route is less desirable than a d...
http://www.ebrahma.com/2013/10/floating-static-route/Labels: Advantages, Configuring-a-Floating-Static-Route, Disadvantages, distance-of-dynamic-routes., Floating-static-routes, ip-route-command, Routers-believe-static-routes, with-the-distance-parameter