路由上限制/禁止BT下载的设置

　　限速∶　　access-list 130 remark bt　　access-list 130 permit tcp any any range 6881 6890　　access-list 130 permit tcp any range 6881 6890 any　　rate-limit input access-group 130 712000 8000 8000 conform-action transmit exceed-action drop