# Create NAT Gateway - CreateNATGW

## Overview

Create NAT Gateway






## Definition

### Public Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Action**     | string  | Corresponding API command name, the current API is `CreateNATGW`.                      | **Yes** |
| **PublicKey**  | string  | The user's public key can be obtained from [Console](https://console.zosoc.com/uaccount/api_manage)                                             | **Yes** |
| **Signature**  | string  | User signature generated based on public key and API command, see [Signature Algorithm](/docs/api/summary/signature.md)  | **Yes** |

### Request Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Region** | string | Region. See [List of Regions and Availability Zones](/docs/api/summary/regionlist) |**Yes**|
| **ProjectId** | string | Project Id. If not filled in, the default project is used. Sub-accounts must fill in. Please refer to the [GetProjectList interface](/docs/api/summary/get_project_list). |No|
| **NATGWName** | string | NAT Gateway Name |**Yes**|
| **EIPIds.N** | string | EIPId bound to the NAT gateway |**Yes**|
| **FirewallId** | string | The Firewall Id bound to the NAT Gateway |**Yes**|
| **SubnetworkIds.N** | string | The subnet Id bound to the NAT gateway, default is empty. |No|
| **VPCId** | string | The VPC Id to which the NAT Gateway belongs. Default is Default VPC Id |No|
| **IfOpen** | int | Whitelist switch flag. 0 indicates off, 1 indicates on. The default is 0. |No|
| **Tag** | string | Business Group. Default is empty. |No|
| **Remark** | string | Note. Default is empty. |No|

### Response Field

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **RetCode** | int | Return status code. If it is 0, it means successful return. If it is not 0, it means failure. |**Yes**|
| **Action** | string | Operation command name. |**Yes**|
| **Message** | string | Returns an error message, providing detailed description when `RetCode` is non-zero. |No|
| **NATGWId** | string | Applied NATGateWay Id |No|




## Example

### Request Example
    
```
https://api.zosoc.com/?Action=CreateNATGW
&Region=xxx
&ProjectId=xxx
&NATGWName=yNgsbTKP
&SubnetworkIds.n=YLsLksid
&EIPIds.n=hrjFtZYb
&FirewallId=cuUhZpkK
&VPCId=lunRAEbp
&IfOpen=0
&Tag=xwJQsEdL
&Remark=GREoMkdj
```

### Response Example
    
```json
{
  "Action": "CreateNATGWResponse",
  "NATGWId": "FPvaAtuP",
  "RetCode": 0
}
```