default route, is the network route used by a router when no other known route exists for a given IP packet's destination address. All the packets for destinations not known by the router's routing table are sent to the default route. saaani

While configuring the Routers we need to give the specific routes if we are configuring a Static route..and for Default..we need not give the single route,, we just have to set the default route command on the router and we set this command on the router of last resort…that is it discovers the near by routes itself..