你看一下路由表中的路径选择不行的话就手动设置路径跳数太多的话就会反回一个不通的包回来主要设置下到各大dns服务器的路径就好了
Packets ; Sent =4, Received =4, Lost = 0<0% loss>Minimum = 44ms, Maximum = 45ms , Average = 44ms