https://bbs.deepin.org/post/166787 一共30跳 其中4-29跳的防火墙封掉了ICMP的返回信息 其他行的一些星号表示通过该路径的时候所在的网关防火墙 ...
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traceroute to bbs.deepin.org (106.185.38.197), 30 hops max, 60 byte packets
1 172.16.18.1 (172.16.18.1) 0.644 ms 1.093 ms 1.600 ms
2 119.52.244.1 (119.52.244.1) 5.722 ms 5.787 ms *
3 122.141.179.33 (122.141.179.33) 7.259 ms * 221.8.231.221 (221.8.231.221) 7.778 ms
4 * * *
5 * * *
6 * * *
7 * * *
8 * * *
9 * * *
10 * * *
11 * * *
12 * * *
13 * * *
14 * * *
15 * * *
16 * * *
17 * * *
18 * * *
19 * * *
20 * * *
21 * * *
22 * * *
23 * * *
24 * * *
25 * * *
26 * * *
27 * * *
28 * * *
29 * * *
30 * bbs.deepin.org (106.185.38.197) 96.461 ms 97.333 ms
这里的*号是啥意思?