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# AWS::EC2::NetworkAclEntry Icmp
<a name="aws-properties-ec2-networkaclentry-icmp"></a>

Describes the ICMP type and code.

## Syntax
<a name="aws-properties-ec2-networkaclentry-icmp-syntax"></a>

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

### JSON
<a name="aws-properties-ec2-networkaclentry-icmp-syntax.json"></a>

```
{
  "[Code](#cfn-ec2-networkaclentry-icmp-code)" : Integer,
  "[Type](#cfn-ec2-networkaclentry-icmp-type)" : Integer
}
```

### YAML
<a name="aws-properties-ec2-networkaclentry-icmp-syntax.yaml"></a>

```
  [Code](#cfn-ec2-networkaclentry-icmp-code): Integer
  [Type](#cfn-ec2-networkaclentry-icmp-type): Integer
```

## Properties
<a name="aws-properties-ec2-networkaclentry-icmp-properties"></a>

`Code`  <a name="cfn-ec2-networkaclentry-icmp-code"></a>
The Internet Control Message Protocol (ICMP) code. You can use -1 to specify all ICMP codes for the given ICMP type. Required if you specify 1 (ICMP) for the protocol parameter.  
*Required*: Conditional  
*Type*: Integer  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Type`  <a name="cfn-ec2-networkaclentry-icmp-type"></a>
The Internet Control Message Protocol (ICMP) type. You can use -1 to specify all ICMP types. Conditional requirement: Required if you specify 1 (ICMP) for the `CreateNetworkAclEntry` protocol parameter.  
*Required*: No  
*Type*: Integer  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)