https://github.com/jerearista/vagrant-veos/
download the virtoal.bax vEOS from Arista website ( https://www.arista.com/en/support/software-download )
1- download the box image from Arista website
vagrant box add --name vEOS-lab-4.20.1F .\vEOS-lab-4.20.1F-virtualbox.box
vagrant box list
cd ./Document/vagrantmkdir vEOS1
cd vEOS1
vagrant init
vagrant up
vagrant ssh