# Change History

Released On | Description
--- | ---

2022-06-25

Added the following content:

- Modified constraints on EIPs dedicated for dedicated load balancers in Assigning an EIP and Binding It to an ECS.
- Modified constraints on EIP binding to or unbinding from different types of load balancers in Unbinding an EIP from an ECS and Releasing the EIP.

2022-02-15

Added the following content:

- Added constraints on EIPs dedicated for dedicated load balancers in section Assigning an EIP and Binding It to an ECS.
- Added description about the default reverse domain name of an EIP in Step 3: Assign an EIP and Bind It to an ECS and Assigning an EIP and Binding It to an ECS.
- Added constraints on EIPs dedicated for dedicated load balancers in Assigning an EIP and Binding It to an ECS and Adding EIPs to a Shared Bandwidth.

2021-06-18

Modified the following content:

- Updated screenshots and deleted the Bandwidth Type parameter in Step 3: Assign an EIP and Bind It to an ECS and Assigning an EIP and Binding It to an ECS.
- Updated screenshots in Assigning a Shared Bandwidth and Modifying a Shared Bandwidth.

2021-05-08

Added the following content:

- Added description about the default domain name of an EIP in section Assigning an EIP and Binding It to an ECS.
- Added description about modifying a dedicated bandwidth or shared bandwidth in section Modifying an EIP Bandwidth.

2021-03-16

Added the following FAQs:

- What Bandwidth Types Are Available?
- What Are the Differences Between a Dedicated Bandwidth and a Shared Bandwidth? Can a Dedicated Bandwidth Be Changed to a Shared Bandwidth or the Other Way Around?

2020-12-16

This release incorporates the following changes:

- Added description about enabling ports 465 and 587 for Mail BGP EIPs in section Assigning an EIP and Binding It to an ECS.
- Added FAQ Can I Bind Multiple EIPs to an ECS?
- Deleted FAQ "What Are EIPs?"
- Changed the structure of "FAQs".
- Updated the screenshots in sections Step 3: Assign an EIP and Bind It to an ECS, Assigning an EIP and Binding It to an ECS, and Assigning a Shared Bandwidth.
- Modified phrases to or added phrase Notes and Constraints.
- Changed the maximum number of tags that can be added to 20 in section Managing EIP Tags.

2020-03-20 | This release incorporates the following changes: Added parameter Type in sections Step 3: Assign an EIP and Bind It to an ECS and Assigning an EIP and Binding It to an ECS.

2020-02-25

Added the following content:

- Added section Shared Bandwidth.

Modified the following content:

- Modified the steps in EIP.

2020-01-08

Added the following content:

- User Permissions
- Region and AZ

Modified the following content:

- Optimized What Is Elastic IP?.
- Added function and namespace description and optimized information in tables in Supported Metrics.

2018-09-14 | This issue is the first official release.