title: Not able to RDP on a EC2 instance
body: <p>I am trying to RDP into an EC2 instance from my windows 7 machine however always gets</p>
  
  <p>Remote Desktop Can't Connect to remote Comupter for one of these resons</p>
  
  <p>1.) Remote Desktop to server is not enabled</p>
  
  <p>2.) The remote Computer is turnnned off</p>
  
  <p>3.) The remote computer is not avilable on the network.</p>
  
  <p>I am able to RDP other EC2 instance. also a as work-around I am able to RDP into the subjected instance from other EC2 machine but not from my windows 7 machine and also other machine on the network.</p>
  
  <p>Checked the security GROUP of both RDP-working and RDP-non-working ec2 instance and they are configured identical (port 3389 enabled).</p>
  
  <p>Any suggestion please!!!! </p>