AttachNetworkInterface - Amazon Elastic Compute Cloud


Attaches a network interface to an instance.

Request Parameters

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.


The index of the device for the network interface attachment.

Type: Integer

Required: Yes


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


Configures ENA Express for the network interface that this action attaches to the instance.

Type: EnaSrdSpecification object

Required: No


The ID of the instance.

Type: String

Required: Yes


The index of the network card. Some instance types support multiple network cards. The primary network interface must be assigned to network card index 0. The default is network card index 0.

Type: Integer

Required: No


The ID of the network interface.

Type: String

Required: Yes

Response Elements

The following elements are returned by the service.


The ID of the network interface attachment.

Type: String


The index of the network card.

Type: Integer


The ID of the request.

Type: String


For information about the errors that are common to all actions, see Common client error codes.



This example attaches the specified network interface to the specified instance.

Sample Request &DeviceIndex=1 &InstanceId=i-1234567890abcdef0 &NetworkInterfaceId=eni-ffda3197 &AUTHPARAMS

Sample Response

<AttachNetworkInterfaceResponse xmlns=""> <requestId>ace8cd1e-e685-4e44-90fb-92014d907212</requestId> <attachmentId>eni-attach-d94b09b0</attachmentId> </AttachNetworkInterfaceResponse>

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: