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