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发表于 2022-8-18 02:12:12
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显示全部楼层
还真是。。。
如果是别人的机器,可能特地做了设定,icmp开放了22端口
如果是你自己的机器,我也不知道
[root@goserver1 ~]# telnet 45.158.22.177 22
Trying 45.158.22.177...
^C
[root@goserver1 ~]# ping 45.158.22.177
PING 45.158.22.177 (45.158.22.177) 56(84) bytes of data.
64 bytes from 45.158.22.177: icmp_seq=2 ttl=51 time=32.2 ms
64 bytes from 45.158.22.177: icmp_seq=3 ttl=51 time=32.8 ms
^C
--- 45.158.22.177 ping statistics ---
3 packets transmitted, 2 received, 33% packet loss, time 2000ms
rtt min/avg/max/mdev = 32.251/32.525/32.800/0.328 ms
[root@goserver1 ~]# telnet 45.158.22.177 22
Trying 45.158.22.177...
Connected to 45.158.22.177.
Escape character is '^]'.
SSH-2.0-OpenSSH_7.4
^]
telnet> quit
Connection closed. |
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