# AmazonStartEc2InstanceParameters Object

## Description

Parameters for the Amazon Start EC2 Instance action.

## Properties

### credentialIds

Registered credentials to use with the action. One and only one credential must be specified.

Type: Array of `string`

Required: Yes

### elasticIp

Elastic IP address to assign to the EC2 instance.

Type: `string`

Required: No

### instanceId

EC2 instance ID of the instance to be started. Required when `instanceIdentificationMethod` is `by-instance-id`.

Type:`string`

Required: Conditional

### instanceName

Value of the `Name` tag of the EC2 instance to be started. Required when `instanceIdentificationMethod` is `by-instance-name-tag`.

Type: `string`

Required: Conditional

### instanceIdentificationMethod

Method of identifying the EC2 instances.

Type: `string`

Valid Values:

* `by-instance-id`
* `by-instance-name-tag`

Required: Yes

### isCheckReachability

Indicates whether to check instance reachability after starting.

Type: `boolean`

Required: No

Default: `false`

### isSendEmailOnReachabilityFailure

Indicates whether to send an email if reachability fails. Ignored when `isCheckReachability` is not `true`.

Type: `boolean`

Required: No

Default: `false`

### loadBalancerName

Name of the classic Elastic Load Balancer to register with when the EC2 instance is started.

Type: `string`

Required: No

### regionNames

Regions to use with the action. One and only one region must be specified.

Type: Array of `string`

Required: Yes

### resumeAutoScalingProcesses

Indicates whether to resume Auto Scaling processes for any Auto Scaling groups controlling the EC2 instance.

Type: `string`

Valid Values:

* `none`
* `all`

Required: No

Default: `none`

### stopTimeInSeconds

Time (in seconds) after which the EC2 instance will be stopped.

Type: `integer`

Required: No

## Sample JSON

```javascript
{
    "credentialIds": [
        "cred-00000001"
    ],
    "regionNames": [
        "us-east-1"
    ],
    "instanceIdentificationMethod": "by-instance-id",
    "instanceId": "i-11111111",
    "elasticIp": "1.2.3.4",

    "loadBalancerName": null,
    "resumeAutoScalingProcesses": "none",

    "isCheckReachability": false
    "isSendEmailOnReachabilityFailure": false,

    "stopTimeInSeconds": 43200
}
```


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