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traceroute

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2020年1月11日 上午2:21

正常连接：

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traceroute 124.16.78.118
traceroute to 124.16.78.118 (124.16.78.118), 64 hops max, 52 byte packets
 1  10.8.0.1 (10.8.0.1)  16.493 ms  7.568 ms  7.478 ms
 2  124.16.77.252 (124.16.77.252)  9.026 ms  9.670 ms  8.651 ms
 3  * * *
 4  * * *
 5  * * *
^C

没有连接

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 ~  traceroute 210.76.196.40
traceroute to 210.76.196.40 (210.76.196.40), 64 hops max, 52 byte packets
 1  10.8.0.1 (10.8.0.1)  8.979 ms  16.738 ms  7.795 ms
 2  10.8.0.1 (10.8.0.1)  7.886 ms !Z  7.787 ms !Z  7.757 ms !Z

linux - What does “!Z” and “!X” mean in a traceroute? - Server Fault

  • !X means “communication administratively prohibited”
  • !Z “communication with destination host administratively prohibited”