我在 MacOS 系统上，运行一些脚本后，我的路由表中出现了一些垃圾，如下所示：
27.123.232/22 172.19.25.254 UGSc 0 0 en0
36.255.220/22 172.19.25.254 UGSc 0 0 en0
43.246.112/22 172.19.25.254 UGSc 0 0 en0
45.114.108/22 172.19.25.254 UGSc 0 0 en0
45.122.96/21 172.19.25.254 UGSc 0 0 en0
52.80/16 172.19.25.254 UGSc 0 0 en0
52.81/16 172.19.25.254 UGSc 0 0 en0
52.82/15 172.19.25.254 UGSc 0 0 en0
101.36/17 172.19.25.254 UGSc 0 0 en0
101.36.128/17 172.19.25.254 UGSc 0 0 en0
103.9.192/22 172.19.25.254 UGSc 0 0 en0
103.14.32/22 172.19.25.254 UGSc 0 0 en0
103.27.184/22 172.19.25.254 UGSc 0 0 en0
103.27.212/22 172.19.25.254 UGSc 0 0 en0
103.35.180/22 172.19.25.254 UGSc 0 0 en0
103.68.64/22 172.19.25.254 UGSc 0 0 en0
103.68.88/22 172.19.25.254 UGSc 0 0 en0
103.68.100/22 172.19.25.254 UGSc 0 0 en0
103.68.128/22 172.19.25.254 UGSc 0 0 en0
103.68.192/22 172.19.25.254 UGSc 0 0 en0
103.69.16/22 172.19.25.254 UGSc 0 0 en0
103.69.116/22 172.19.25.254 UGSc 0 0 en0
103.69.132/22 172.19.25.254 UGSc 0 0 en0
103.69.152/22 172.19.25.254 UGSc 0 0 en0
103.69.212/22 172.19.25.254 UGSc 0 0 en0
103.70.8/22 172.19.25.254 UGSc 0 0 en0
103.70.148/22 172.19.25.254 UGSc 0 0 en0
103.70.184/22 172.19.25.254 UGSc 0 0 en0
103.70.220/22 172.19.25.254 UGSc 0 0 en0
103.70.224/22 172.19.25.254 UGSc 0 0 en0
103.70.236/22 172.19.25.254 UGSc 0 0 en0
103.70.252/22 172.19.25.254 UGSc 0 0 en0
103.71/22 172.19.25.254 UGSc 0 0 en0
103.71.32/22 172.19.25.254 UGSc 0 0 en0
103.71.48/22 172.19.25.254 UGSc 0 0 en0
103.71.68/22 172.19.25.254 UGSc 0 0 en0
103.71.72/22 172.19.25.254 UGSc 0 0 en0
103.71.80/22 172.19.25.254 UGSc 0 0 en0
103.71.84/22 172.19.25.254 UGSc 0 0 en0
103.71.88/22 172.19.25.254 UGSc 0 0 en0
103.71.120/22 172.19.25.254 UGSc 0 0 en0
103.71.124/22 172.19.25.254 UGSc 0 0 en0
103.71.128/22 172.19.25.254 UGSc 0 0 en0
103.71.144/22 172.19.25.254 UGSc 0 0 en0
103.71.196/22 172.19.25.254 UGSc 0 0 en0
103.71.200/22 172.19.25.254 UGSc 0 0 en0
103.71.232/22 172.19.25.254 UGSc 0 0 en0
103.72.12/22 172.19.25.254 UGSc 0 0 en0
103.72.16/22 172.19.25.254 UGSc 0 0 en0
103.72.20/22 172.19.25.254 UGSc 0 0 en0
103.72.24/22 172.19.25.254 UGSc 0 0 en0
103.72.28/22 172.19.25.254 UGSc 0 0 en0
103.72.32/22 172.19.25.254 UGSc 0 0 en0
103.72.36/22 172.19.25.254 UGSc 0 0 en0
103.72.40/22 172.19.25.254 UGSc 0 0 en0
103.72.44/22 172.19.25.254 UGSc 0 0 en0
103.72.48/22 172.19.25.254 UGSc 0 0 en0
103.72.52/22 172.19.25.254 UGSc 0 0 en0
103.72.112/22 172.19.25.254 UGSc 0 0 en0
103.72.116/22 172.19.25.254 UGSc 0 0 en0
103.72.120/22 172.19.25.254 UGSc 0 0 en0
103.72.124/22 172.19.25.254 UGSc 0 0 en0
103.72.128/22 172.19.25.254 UGSc 0 0 en0
103.72.132/22 172.19.25.254 UGSc 0 0 en0
103.72.144/22 172.19.25.254 UGSc 0 0 en0
103.72.148/22 172.19.25.254 UGSc 0 0 en0
103.72.164/22 172.19.25.254 UGSc 0 0 en0
103.72.172/22 172.19.25.254 UGSc 0 0 en0
103.72.180/22 172.19.25.254 UGSc 0 0 en0
103.72.224/22 172.19.25.254 UGSc 0 0 en0
103.72.228/22 172.19.25.254 UGSc 0 0 en0
103.72.232/22 172.19.25.254 UGSc 0 0 en0
103.72.236/22 172.19.25.254 UGSc 0 0 en0
103.72.240/22 172.19.25.254 UGSc 0 0 en0
103.72.244/22 172.19.25.254 UGSc 0 0 en0
103.72.248/22 172.19.25.254 UGSc 0 0 en0
103.72.252/22 172.19.25.254 UGSc 0 0 en0
103.73/22 172.19.25.254 UGSc 0 0 en0
103.73.4/22 172.19.25.254 UGSc 0 0 en0
103.73.8/22 172.19.25.254 UGSc 0 0 en0
103.73.12/22 172.19.25.254 UGSc 0 0 en0
103.73.16/22 172.19.25.254 UGSc 0 0 en0
103.73.20/22 172.19.25.254 UGSc 0 0 en0
103.73.24/22 172.19.25.254 UGSc 0 0 en0
103.73.28/22 172.19.25.254 UGSc 0 0 en0
103.73.48/22 172.19.25.254 UGSc 0 0 en0
103.73.88/22 172.19.25.254 UGSc 0 0 en0
103.73.96/22 172.19.25.254 UGSc 0 0 en0
103.73.116/22 172.19.25.254 UGSc 0 0 en0
103.73.120/22 172.19.25.254 UGSc 0 0 en0
103.73.128/22 172.19.25.254 UGSc 0 0 en0
103.73.132/22 172.19.25.254 UGSc 0 0 en0
103.73.136/22 172.19.25.254 UGSc 0 0 en0
103.73.140/22 172.19.25.254 UGSc 0 0 en0
103.73.144/22 172.19.25.254 UGSc 0 0 en0
103.73.168/22 172.19.25.254 UGSc 0 0 en0
103.73.176/22 172.19.25.254 UGSc 0 0 en0
103.73.204/22 172.19.25.254 UGSc 0 0 en0
103.73.208/22 172.19.25.254 UGSc 0 0 en0
103.73.240/22 172.19.25.254 UGSc 0 0 en0
103.73.244/22 172.19.25.254 UGSc 0 0 en0
103.73.248/22 172.19.25.254 UGSc 0 0 en0
103.74.24/22 172.19.25.254 UGSc 0 0 en0
103.74.28/22 172.19.25.254 UGSc 0 0 en0
103.74.32/22 172.19.25.254 UGSc 0 0 en0
103.74.36/22 172.19.25.254 UGSc 0 0 en0
103.74.40/22 172.19.25.254 UGSc 0 0 en0
103.74.44/22 172.19.25.254 UGSc 0 0 en0
103.74.48/22 172.19.25.254 UGSc 0 0 en0
103.74.56/22 172.19.25.254 UGSc 0 0 en0
103.74.60/22 172.19.25.254 UGSc 0 0 en0
103.74.80/22 172.19.25.254 UGSc 0 0 en0
103.74.124/22 172.19.25.254 UGSc 0 0 en0
103.74.148/22 172.19.25.254 UGSc 0 0 en0
103.74.152/22 172.19.25.254 UGSc 0 0 en0
103.74.156/22 172.19.25.254 UGSc 0 0 en0
还有更多...显然。因此很明显，我无法通过键入来删除它们route delete ...。我尝试了路由刷新，但没有用。有没有办法一次性删除它们？
我能够通过使用输出所有需要删除的 IP netstat -nr | grep 172.19.25.254 | awk '{print$1}'，但我不知道下一步该做什么......
答案1
信不信由你，你只需要发出sudo route -n flush几次。尝试 4 或 5 次。然后关闭网络接口并重新启动，方法是在系统偏好设置中禁用/重新启用，或者发出：
sudo ifconfig en0 down
进而：
sudo ifconfig en0 up