How Do I Unbind an EIP from an Instance and Bind a New EIP to the Instance?

1. Log in to the management console.
2. Click in the upper left corner and select the desired region and project.
3. Click in the upper left corner and choose Networking > Elastic IP.
4. On the displayed page, locate the row that contains the target EIP, and click Unbind.
5. Click Yes.

If you already have an EIP that you require, skip this step.

1. Log in to the management console.
2. Click in the upper left corner and choose Networking > Elastic IP.
3. On the displayed page, click Buy EIP.
4. Set the parameters as prompted.
5. Click Next.

1. Log in to the management console.
2. Click in the upper left corner and choose Networking > Elastic IP.
3. On the EIPs page, locate the row that contains the target EIP, and click Bind.
4. Select the desired ECS.
5. Click OK.

If an unbound EIP is no longer required, you can release it.

1. Log in to the management console.
2. Click in the upper left corner and choose Networking > Elastic IP.
3. In the EIP list, locate the row that contains the EIP, and choose More > Release in the Operation column.
4. Click Yes.

1. Log in to the management console.
2. Click Service List. Under Networking, click Elastic Load Balance.
3. In the load balancer list, locate the target load balancer and choose More > Unbind EIP in the Operation column.
4. Click Yes.

1. Log in to the management console.
2. Click Service List. Under Networking, click Elastic Load Balance.
3. In the load balancer list, locate the target load balancer and choose More > Bind EIP in the Operation column.
4. In the Bind EIP dialog box, select the EIP to be bound and click OK.

For details, see Modifying an SNAT Rule. In the EIP list, select the new EIP and deselect the existing EIP.

For details, see Modifying a DNAT Rule.