https://github.com/jerearista/vagrant-veos/
download the virtoal.bax vEOS from Arista website
vagrant box add --name vEOS-lab-4.15.0F ../builds/vEOS-lab-4.15.0F-virtualbox.box
vagrant box list
cd ./Document/vagrant
mkdir vEOS1
cd vEOS1
vagrant init
vagrant up
vagrant ssh