This is the new *CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [AWS CloudFormation User Guide](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::EC2::LocalGatewayVirtualInterfaceGroup
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup"></a>

Describes a local gateway virtual interface group.

## Syntax
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup-syntax.json"></a>

```
{
  "Type" : "AWS::EC2::LocalGatewayVirtualInterfaceGroup",
  "Properties" : {
      "[LocalBgpAsn](#cfn-ec2-localgatewayvirtualinterfacegroup-localbgpasn)" : Integer,
      "[LocalBgpAsnExtended](#cfn-ec2-localgatewayvirtualinterfacegroup-localbgpasnextended)" : Integer,
      "[LocalGatewayId](#cfn-ec2-localgatewayvirtualinterfacegroup-localgatewayid)" : String,
      "[Tags](#cfn-ec2-localgatewayvirtualinterfacegroup-tags)" : [ Tag, ... ]
    }
}
```

### YAML
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup-syntax.yaml"></a>

```
Type: AWS::EC2::LocalGatewayVirtualInterfaceGroup
Properties:
  [LocalBgpAsn](#cfn-ec2-localgatewayvirtualinterfacegroup-localbgpasn): Integer
  [LocalBgpAsnExtended](#cfn-ec2-localgatewayvirtualinterfacegroup-localbgpasnextended): Integer
  [LocalGatewayId](#cfn-ec2-localgatewayvirtualinterfacegroup-localgatewayid): String
  [Tags](#cfn-ec2-localgatewayvirtualinterfacegroup-tags): 
    - Tag
```

## Properties
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup-properties"></a>

`LocalBgpAsn`  <a name="cfn-ec2-localgatewayvirtualinterfacegroup-localbgpasn"></a>
The Autonomous System Number(ASN) for the local Border Gateway Protocol (BGP).  
*Required*: No  
*Type*: Integer  
*Update requires*: [Replacement](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

`LocalBgpAsnExtended`  <a name="cfn-ec2-localgatewayvirtualinterfacegroup-localbgpasnextended"></a>
The extended 32-bit ASN for the local BGP configuration.  
*Required*: No  
*Type*: Integer  
*Update requires*: [Replacement](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

`LocalGatewayId`  <a name="cfn-ec2-localgatewayvirtualinterfacegroup-localgatewayid"></a>
The ID of the local gateway.  
*Required*: Yes  
*Type*: String  
*Update requires*: [Replacement](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

`Tags`  <a name="cfn-ec2-localgatewayvirtualinterfacegroup-tags"></a>
The tags assigned to the virtual interface group.  
*Required*: No  
*Type*: Array of [Tag](aws-properties-ec2-localgatewayvirtualinterfacegroup-tag.md)  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

## Return values
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup-return-values"></a>

### Ref
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup-return-values-ref"></a>

When you pass the logical ID of this resource to the intrinsic `Ref` function, `Ref` returns the ID of the local gateway virtual interface group. For example:

 `{ "Ref": "lgw-vif-grp-07145b276bEXAMPLE" }` 

For more information about using the `Ref` function, see [https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/intrinsic-function-reference-ref.html](https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/intrinsic-function-reference-ref.html).

### Fn::GetAtt
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup-return-values-fn--getatt"></a>

The `Fn::GetAtt` intrinsic function returns a value for a specified attribute of this type. The following are the available attributes and sample return values.

For more information about using the `Fn::GetAtt` intrinsic function, see [https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/intrinsic-function-reference-getatt.html](https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/intrinsic-function-reference-getatt.html).

#### 
<a name="aws-resource-ec2-localgatewayvirtualinterfacegroup-return-values-fn--getatt-fn--getatt"></a>

`ConfigurationState`  <a name="ConfigurationState-fn::getatt"></a>
The current state of the local gateway virtual interface group.

`LocalGatewayVirtualInterfaceGroupArn`  <a name="LocalGatewayVirtualInterfaceGroupArn-fn::getatt"></a>
The Amazon Resource Number (ARN) of the local gateway virtual interface group.

`LocalGatewayVirtualInterfaceGroupId`  <a name="LocalGatewayVirtualInterfaceGroupId-fn::getatt"></a>
The ID of the virtual interface group.

`LocalGatewayVirtualInterfaceIds`  <a name="LocalGatewayVirtualInterfaceIds-fn::getatt"></a>
The IDs of the virtual interfaces.

`OwnerId`  <a name="OwnerId-fn::getatt"></a>
The ID of the AWS account that owns the local gateway virtual interface group.