# AuthorizeClientVpnIngress
<a name="API_AuthorizeClientVpnIngress"></a>

Adds an ingress authorization rule to a Client VPN endpoint. Ingress authorization rules act as firewall rules that grant access to networks. You must configure ingress authorization rules to enable clients to access resources in Amazon or on-premises networks.

## Request Parameters
<a name="API_AuthorizeClientVpnIngress_RequestParameters"></a>

The following parameters are for this specific action. For more information about required and optional parameters that are common to all actions, see [Common Query Parameters](CommonParameters.md).

 **AccessGroupId**   
The ID of the group to grant access to, for example, the Active Directory group or identity provider (IdP) group. Required if `AuthorizeAllGroups` is `false` or not specified.  
Type: String  
Required: No

 **AuthorizeAllGroups**   
Indicates whether to grant access to all clients. Specify `true` to grant all clients who successfully establish a VPN connection access to the network. Must be set to `true` if `AccessGroupId` is not specified.  
Type: Boolean  
Required: No

 **ClientToken**   
Unique, case-sensitive identifier that you provide to ensure the idempotency of the request. For more information, see [Ensuring idempotency](https://docs.amazonaws.cn/ec2/latest/devguide/ec2-api-idempotency.html).  
Type: String  
Required: No

 **ClientVpnEndpointId**   
The ID of the Client VPN endpoint.  
Type: String  
Required: Yes

 **Description**   
A brief description of the authorization rule.  
Type: String  
Required: No

 **DryRun**   
Checks whether you have the required permissions for the action, without actually making the request, and provides an error response. If you have the required permissions, the error response is `DryRunOperation`. Otherwise, it is `UnauthorizedOperation`.  
Type: Boolean  
Required: No

 **TargetNetworkCidr**   
The IPv4 address range, in CIDR notation, of the network for which access is being authorized.  
Type: String  
Required: Yes

## Response Elements
<a name="API_AuthorizeClientVpnIngress_ResponseElements"></a>

The following elements are returned by the service.

 **requestId**   
The ID of the request.  
Type: String

 **status**   
The current state of the authorization rule.  
Type: [ClientVpnAuthorizationRuleStatus](API_ClientVpnAuthorizationRuleStatus.md) object

## Errors
<a name="API_AuthorizeClientVpnIngress_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

## Examples
<a name="API_AuthorizeClientVpnIngress_Examples"></a>

### Example
<a name="API_AuthorizeClientVpnIngress_Example_1"></a>

This example adds an authorization rule to a subnet and grants access to all users.

#### Sample Request
<a name="API_AuthorizeClientVpnIngress_Example_1_Request"></a>

```
https://ec2.amazonaws.com/?Action=AuthorizeClientVpnIngress
&ClientVpnEndpointId=cvpn-endpoint-00c5d11fc4EXAMPLE
&TargetNetworkCidr=10.0.0.0/16
&AuthorizeAllGroups=true
&AUTHPARAMS
```

#### Sample Response
<a name="API_AuthorizeClientVpnIngress_Example_1_Response"></a>

```
<AuthorizeClientVpnIngressResponse xmlns="http://ec2.amazonaws.com/doc/2016-11-15/">
    <requestId>afafad8c-274c-4584-bbd1-75a21EXAMPLE</requestId>
    <status>
        <code>authorizing</code>
    </status>
</AuthorizeClientVpnIngressResponse>
```

## See Also
<a name="API_AuthorizeClientVpnIngress_SeeAlso"></a>

For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon Command Line Interface V2](https://docs.amazonaws.cn/goto/cli2/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for .NET V4](https://docs.amazonaws.cn/goto/DotNetSDKV4/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for C\+\+](https://docs.amazonaws.cn/goto/SdkForCpp/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for Go v2](https://docs.amazonaws.cn/goto/SdkForGoV2/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for JavaScript V3](https://docs.amazonaws.cn/goto/SdkForJavaScriptV3/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for Kotlin](https://docs.amazonaws.cn/goto/SdkForKotlin/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for PHP V3](https://docs.amazonaws.cn/goto/SdkForPHPV3/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for Python](https://docs.amazonaws.cn/goto/boto3/ec2-2016-11-15/AuthorizeClientVpnIngress) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/ec2-2016-11-15/AuthorizeClientVpnIngress)