# Binding a Floating IP Address (Discarded)

#### Function

This API is used to bind a floating IP address for an ECS.

This API has been discarded. Since microversion 2.44, the system will return error 404 when you call this API. You are advised to use the VPC API "Updating a Floating IP Address".

#### URI

POST /v2/{project_id}/servers/{server_id}/action

POST /v2.1/{project_id}/servers/{server_id}/action

Table 1 describes the parameters in the URI.

Table 1 Parameter description
Parameter | Mandatory | Description
--- | --- | ---
project_id | Yes | Specifies the project ID.
server_id | Yes | Specifies the ECS ID.

#### Request

Table 2 describes the request parameters.

Table 2 Request parameter
Parameter | Mandatory | Type | Description
--- | --- | --- | ---
addFloatingIp | Yes | Object | Specifies the floating IP address to be bound to an ECS.

Table 3 addFloatingIp parameter information
Parameter | Mandatory | Type | Description
--- | --- | --- | ---
address | Yes | String | Specifies the floating IP address.
fixed_address | No | String | Specifies the fixed IP address with which the floating IP address associates.

#### Response

None

#### Example Request

    POST https://{endpoint}/v2/9c53a566cb3443ab910cf0daebca90c4/servers/47e9be4e-a7b9-471f-92d9-ffc83814e07a/action
    POST https://{endpoint}/v2.1/9c53a566cb3443ab910cf0daebca90c4/servers/47e9be4e-a7b9-471f-92d9-ffc83814e07a/action

    {
       "addFloatingIp" : {
           "address" : "10.144.2.1",
           "fixed_address" : "192.168.1.3"
        }
    }

#### Example Response

None

#### Returned Values

See Returned Values for General Requests.

Parent topic: Floating IP Address Management (OpenStack Nova APIs)