Allocate, associate, disassociate and Release an Elastic IPv4 Address from an EC2 Instance.
IPv4 and IPv6 addressing protocols are supported by Amazon EC2 and Amazon VPC. Amazon VPC uses the IPv4 addressing protocol by default; you cannot change this behavior. If you want to assign a static IPv4 address to your EC2 instance, the dynamic IP address that’s auto-assigned to your EC2 instance changes every time you stop and start the instance. Assigning a static IP address to your Windows or Linux EC2 instance allows the instance to preserve its IP address after a stop-and-start process. In this post, which was originally published on TechDirectArchive , I show you how to allocate, associate, disassociate, and release a public IP address from an EC2 instance. Click here to continue reading.