anchor.diff:  
   On Windows rename the file to `C:\docker\docker.exe`.
   
  -## Create Lab Docker Host
  +### Create Lab Docker Host
   
   . Create the Docker Host to be used in the lab:
   +
  
positive.code: <INSTRUCTOR_IP>  dockerlab
  ----
  
  ## Install VirtualBox
  
  Docker currently runs natively on Linux, but you can use VirtualBox to run Docker in a virtual machine on your box, and get the best of both worlds. This is why Virtualbox is a requirement to have on your machine. Get the latest downloads from the instructur machine:
  
  
negative.code: +
  Follow the on-screen instructions to complete the installation process.
  
  ### Install Vagrant
  
  . Download Vagrant from http://dockerlab:8082/downloads/ for your specific operating system.
  . Install it by clicking on the archive.
  