Configure said file:
Vagrant.configure("2") do |config|
# https://docs.vagrantup.com & https://vagrantcloud.com/search.
config.vm.box = "jasonc/centos7"
config.vm.provider "virtualbox" do |vb|
vb.customize ['modifyvm', :id, '--cableconnected1', 'on']
end
config.vm.define "server1" do |server1|
server1.vm.hostname = "server1"
server1.vm.network "private_network", ip: "192.168.56.10"
end
config.vm.define "server2" do |server2|
server2.vm.hostname = "server2"
server2.vm.network "private_network", ip: "192.168.56.11"
end