方法一：使用traceroute命令（检测一次）[root@sre01~]#traceroutewww.baidu.comtraceroutetowww.baidu.com(39.156.66.14),30hopsmax,60bytepackets1gateway(192.168.236.2)24.103ms23.554ms23.238ms2192.168.31.1(192.168.31.1)30.348ms29.803ms