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tracepath
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===
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追踪目的主机经过的路由信息
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## 说明
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**tracepath命令** 用来追踪并显示报文到达目的主机所经过的路由信息
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## 选项
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```
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tracepath(参数)
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```
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### 参数
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* 目的主机:指定追踪路由信息的目的主机
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* 端口:指定使用的UDP端口号
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## 实例
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```
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tracepath www.58.com
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1: 192.168.2.10 (192.168.2.10) 20.150ms pmtu 1500
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1: unknown (192.168.2.1) 9.343ms
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2: 221.6.45.33 (221.6.45.33) 34.430ms
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3: 221.6.9.81 (221.6.9.81) 19.263ms
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4: 122.96.66.37 (122.96.66.37) 54.372ms
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5: 219.158.96.149 (219.158.96.149) asymm 6 128.526ms
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6: 123.126.0.66 (123.126.0.66) 138.281ms
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7: 124.65.57.26 (124.65.57.26) 166.244ms
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8: 61.148.154.98 (61.148.154.98) 103.723ms
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9: 202.106.42.102 (202.106.42.102) asymm 10 78.099ms
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10: 210.77.139.150 (210.77.139.150) asymm 9 199.930ms
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11: 211.151.104.6 (211.151.104.6) asymm 10 121.965ms
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12: no reply
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13: 211.151.111.30 (211.151.111.30) asymm 12 118.989ms reached
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Resume: pmtu 1500 hops 13 back 12
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```
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