Understanding Elastic IP Addresses
- Hafeez Baig |
- 17 steps |
- 2 minutes
Amazon Web Services
Refer to the following guide to learn how to use IAM in the cloud\
<https://scribehow.com/shared/Creating_an_IAM_User_and_User_Group_in_AWS_Management_Console__hWNiiXlcRJKFqYZZEJD-cg>
1
Sign in to **AWS Management Console** as an **IAM User**
**Pre-requisite** - Ensure you have selected the AWS region closest to your location\
For this guide, we will be using us-east-2 (Ohio) as a preferred choice
2
Type **EC2** in the search bar and click on **EC2** to view the EC2 Dashboard
3
On the EC2 dashboard click on the **Elastic IPs** from the left bar to view the Elastic IPs
**What is an Elastic IP Address, and why it is used?**
An Elastic IP address is a fixed public IP address used in cloud computing to ensure consistent access to servers and services despite infrastructure changes.
4
Click on the **Allocate Elastic IP address** button from the top right of the page to Allocate an Elastic IP Address to the EC2 instance
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The Allocate Elastic IP Address wizard will open and review the settings for Allocating an Elastic IP address
6
Scroll to the **Network border group** section and select default region
**What is Network Border Group?**\
\
A **Network Border Group** in AWS defines the set of Availability Zones from which an Elastic IP (EIP) address can be advertised. It ensures that the EIP is associated with resources within the same region, preventing cross-region traffic and reducing latency.
7
Scroll the page and click on the **Allocate** button to proceed with the allocation of an **Elastic IP Address**
8
On the **Elastic IPs** Dashboard, Click on the **Actions** button from the top right of the page to select the **Associate Elastic IP address** option from the Action dropdown
Refer to this guide to learn how to create an EC2 instance\
<https://scribehow.com/shared/AWS__Creating_your_first_EC2_Instance__Xcu7ZVCdRfWx56YVktKgbQ>
9
On the modal page select the running instance name from the instance dropdown and click on the **Associate** button
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The Elastic IP will be successfully allocated to the Instance, then copy the **Allocated IPv4 address** from the instance
Refer to this guide to learn how to Install HTTPD Web Server in EC2 instance and Create a Welcome Page<https://scribehow.com/shared/Installing_HTTP_Web_Server_on_EC2__1MFlzC8kQlmikd88-pzMkQ>
11
Paste the copied IPv4 Address in the address bar of your browser and click Enter **Getting started with AWS with in28minutes will be shown**
12
To **Disassociate Elastic IP Addresses**, return to the console and click on **Actions** button from the top right of the page
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Select the **Disassociate Elastic IP address** option from the Action dropdown
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On the modal page click on the **Disassociate** button to deallocate the Elastic IP from the instance
15
On the **Elastic IPs** Dashboard
Click on the **Actions** button from the top right of the page to select the **Release Elastic IP addresses** option from the Action's dropdown to release back the Allocated Elastic IP Address to the AWS public IP pool
