Static IP address and hostname to EC2 Instance - HaymonEdmur/DockerConfiguration GitHub Wiki

How to configure EC2 instance for static IP address and hostname

Get Elastic IP address
Use Route53 to add subdomain with IP address
Use hostnamectl to set static hostname

# hostnamectl set-hostname --static boston.com

Edit following file /etc/cloud/cloud.cfg and add following line

   preserve_hostname: boston.com

Reboot or restart instance and use boston.com in ssh session

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