Vagrantfile with public networking

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

# Vagrantfile API/syntax version. Don't touch unless you know what you're doing!
VAGRANTFILE_API_VERSION = "2"

Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
  #VM name
  config.vm.box = "homestars-devbox-vagrant"

  #Public network setting. (Gets the ip from the router and binds it to ethernet en1 on the host computer)
  #Since I want to ensure I get the same ip everytime, I have it locked from the router side reserving the ip by MAC
  #It's also possible to do this by modifying /etc/networks/interfaces
  #If the computer is hardwired, choose the ethernet (exact name displayed. e.g, en0)
  config.vm.network :public_network, :bridge => 'en1: Wi-Fi (AirPort)'

  #forward ssh keys from host to guest
  config.ssh.forward_agent = true

  #Increase the memory to 2G and use 2 cores
  #Modify as needed.
  config.vm.provider :virtualbox do |vb|
    vb.customize ["modifyvm", :id, "--memory", "2048", "--cpus", "2", "--ioapic", "on"]
  end
end