[hadoop@hadoop03 ~]$ ssh hadoop01
Last login: Sun Nov 5 13:52:30 2017 from hadoop02
[hadoop@hadoop01 ~]$ exit
登出
Connection to hadoop01 closed.
[hadoop@hadoop03 ~]$ ssh hadoop02
The authenticity of host 'hadoop02 (192.168.169.102)' can't be established.
ECDSA key fingerprint is f7:ef:fb:e5:7e:0f:59:40:63:23:99:9a:ca:e2:03:e8.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added 'hadoop02,192.168.169.102' (ECDSA) to the list of known hosts.
Last login: Sun Nov 5 13:51:50 2017 from hadoop01
[hadoop@hadoop02 ~]$
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