aws efs dns name not resolving

Error:
mount.nfs4: Failed to resolve server fs-d3d54350.efs.us-east-1.amazonaws.com: Name or service not known
or,
ping: unknown host fs-d3d54350.efs.us-east-1.amazonaws.com

Solutoins: 

- Open the Amazon VPC console 

- Select the VPC

- Review the information in the Description tab. In this example, both settings are enabled.

DNS resolution Enabled

DNS hostnames Enabled

- To update these settings, choose Actions and either Edit DNS Resolution or Edit DNS Hostnames. In the dialog box that opens, choose Yes or No, and then choose Save. 

Now you can wait for few minutes and check, issue will be resolved.