ping问题

https://mp.weixin.qq.com/s?__biz=MzAxNTAyOTczMw==&mid=2649330475&idx=1&sn=1f0ab9418ef1a373263ef125465f018e&chksm=839777a1b4e0feb7e96557c864d8096c35133a90007c58388256c44f608ec295188e08bfa100&token=1763451459&lang=zh_CN#rd

防火墙关了