[INS-40718] Single Client Access Name (SCAN):dc01x-scan could not be resolved.

Cause:

While installing grid for RAC clusterware, the below error thrown due to inaccessability of SCAN IP

Error message:

Cause - The name you provided as the SCAN could not be resolved using TCP/IP host name lookup.  
Action - Provide name to use for the SCAN for which the domain can be resolved.

Workaround:

Check for the right SCAN name and specify them

[oracle@dc01x01 ~]$ cat /etc/hosts|grep 'scan'
192.168.8.55 DC01X0-scan.localdomain DC01X0-scan

After specifying the right SCAN name, issue was resolved

SSH was successful

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