路由策略与策略路由的具体应用

路由策略是路由发布和接收的策略，是使用某些策略改变规则，影响路由发布，接收或者路由选择的参教而改变路由发现的结果。策略路由技术是对传统路由技术的扩展和改进，基于策略的路由比传统路由使用更灵活，不仅能够根据目的地址，而且能够根据报文大小、应用或IP源地址来选择转发路径。

Routing policy , policy routing and it's implement

Routing policy is routing receiving and publishing, the strategy is to change the use of certain rules ,effecting on routing publishing, receiving or routing parameters to change the found results. Policy routing for the expansion and improvement of traditional routing technologies, the routing policy based on the use more flexible than traditional routing, not only to the destination address but the packet size, application or sources IP address to select transmitted trails.