[root@c1 scripts]# tracepath 100.2.4.144 (备注：linux系统)
1: c1.nulige.com (100.2.4.144) 0.047ms pmtu 65520
1: c1.nulige.com (100.2.4.144) 0.017ms reached
1: c1.nulige.com (100.2.4.144) 0.011ms reached
Resume: pmtu 65520 hops 1 back 1
tracert ip (备注：windows系统)
