anchor.diff:  
   Routing through a NAT VM allows the VMs on a private subnet to initiate outbound
   traffic to the Internet, but prevents the VMs from receiving inbound traffic
  -from the Internet. 
  +from the Internet.
   Follow the steps below to route outbound traffic from the VMs on a private
   subnet through a NAT VM.
   
  
positive.code: 		longer than twenty minutes to complete.</p>
  
      <pre class="terminal">
  	$ bundle exec bosh aws create
  	Executing migration CreateKeyPairs
  	allocating 1 KeyPair(s)
  	Executing migration CreateVpc
  
negative.code: 
  Routing through an Elastic Load Balancer (ELB) allows the VMs on a private
  subnet to receive inbound traffic from the Internet.
  All traffic from the Internet for the private subnet routes through the ELB,
  allowing you to handle access control and SSL decryption at the ELB level.
  
  <p class="note"><strong>Note</strong>: Only traffic inbound from the Internet routes through an ELB. To allow the VMs on a private subnet to initiate outbound traffic to the Internet, you must <a href="#nat">route the outbound traffic through a NAT VM</a>.</p>
  