From the course: Amazon EC2 Essential Training

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Elastic IP

Elastic IP - Amazon EC2 Tutorial

From the course: Amazon EC2 Essential Training

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Elastic IP

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- [Instructor] Now let's talk about elastic IP addresses. We've seen in the previous videos that when you launch an EC2 instance, it automatically gets assigned a public IP address. The public IP address of an instance changes when it is stopped or hibernated and started again. As you can imagine, this could be a problem if you have users or applications connecting to the public IP address, but this problem can be easily overcome by using an elastic IP address. An elastic IP address is a static IPv4 address reachable from the internet. The keyword here is static. So essentially an elastic IP address is a fixed IP address for your EC2 instances. It is associated with your AWS account and can be assigned to any EC2 instance in the region. An elastic IP address is used to ensure that the public IP address of the instance remains fixed. It can also be used to mask the failure of an instance or software by remapping the address…

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