集群IP更换以后

集群IP更换以后

hduser@data4:~$ ssh data2
Warning: Permanently added the ECDSA host key for IP address '192.168.31.42' to the list of known hosts.
hduser@data2's password: 
packet_write_wait: Connection to 192.168.31.42 port 22: Broken pipe
hduser@data4:~$ ssh data2
ssh: connect to host data2 port 22: Connection refused
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