((Routing loop case (take you to experience the super fun routing loop)) /zt/8828~~~ Network Road Blog Collection ccieh3c~~ Summary loop overview In the case of configuring static routing or dynamic routing, sometimes Use the function of route summarization to reduce the size of the routing table, but if the configuration is incorrect, it may cause loop danger. When some scanning software or virus packets trigger the loop, it may cause network congestion or even paralysis! ! !)