Use AttachNetworkInterface with an AWS SDK or CLI

The following code examples show how to use AttachNetworkInterface.

CLI

AWS CLI

Example 1: To attach a network interface to an instance

The following attach-network-interface example attaches the specified network interface to the specified instance.

aws ec2 attach-network-interface \
    --network-interface-id eni-0dc56a8d4640ad10a \
    --instance-id i-1234567890abcdef0 \
    --device-index 1

Output:

{
    "AttachmentId": "eni-attach-01a8fc87363f07cf9"
}

For more information, see Elastic network interfaces in the Amazon EC2 User Guide.

Example 2: To attach a network interface to an instance with multiple network cards

The following attach-network-interface example attaches the specified network interface to the specified instance and network card.

aws ec2 attach-network-interface \
    --network-interface-id eni-07483b1897541ad83 \
    --instance-id i-01234567890abcdef \
    --network-card-index 1 \
    --device-index 1

Output:

{
    "AttachmentId": "eni-attach-0fbd7ee87a88cd06c"
}

For more information, see Elastic network interfaces in the Amazon EC2 User Guide.

• For API details, see AttachNetworkInterface in AWS CLI Command Reference.

PowerShell

Tools for PowerShell

Example 1: This example attaches the specified network interface to the specified instance.

Add-EC2NetworkInterface -NetworkInterfaceId eni-12345678 -InstanceId i-1a2b3c4d -DeviceIndex 1

Output:

eni-attach-1a2b3c4d

• For API details, see AttachNetworkInterface in AWS Tools for PowerShell Cmdlet Reference.

For a complete list of AWS SDK developer guides and code examples, see Create Amazon EC2 resources using an AWS SDK. This topic also includes information about getting started and details about previous SDK versions.