Sets the ARN of the instance profile.

C# |
[ObsoleteAttribute("The With methods are obsolete and will be removed in version 2 of the AWS SDK for .NET. See http://aws.amazon.com/sdkfornet/#version2 for more information.")] public IAMInstanceProfile WithArn( string arn )

- arn (String)
- IAM Instance Profile to use if a profile should be attached to the new Amazon EC2 instance.

this instance