1 下载用于ubuntu 12.04 用于vagrant的镜像，虚拟机是virtualbox
$ wget http://files.vagrantup.com/precise64.box
jb@e3v2:~/soft/soft_vagrant$ vagrant init precise64 ./precise64.box
A `Vagrantfile` has been placed in this directory. You are now
ready to
`vagrant up` your first virtual environment! Please read
the comments in the
Vagrantfile as well as documentation on
`vagrantup.com` for more information
on using Vagrant.
jb@e3v2:~/soft/soft_vagrant$ vagrant up
Bringing
machine ‘default‘ up with ‘virtualbox‘ provider...
[default] Importing base
box ‘precise64‘...
[default] Matching MAC address for NAT
networking...
[default] Setting the name of the VM...
[default] Clearing
any previously set forwarded ports...
[default] Clearing any previously set
network interfaces...
[default] Preparing network interfaces based on
configuration...
[default] Forwarding ports...
[default] -- 22 => 2222
(adapter 1)
[default] Booting VM...
[default] Waiting for machine to boot.
This may take a few minutes...
[default] Machine booted and
ready!
[default] The guest additions on this VM do not match the installed
version of
VirtualBox! In most cases this is fine, but in rare cases it
can
prevent things such as shared folders from working properly. If you
see
shared folder errors, please make sure the guest additions within
the
virtual machine match the version of VirtualBox you have installed
on
your host and reload your VM.
Guest Additions Version:
4.2.0
VirtualBox Version: 4.3
[default] Mounting shared
folders...
[default] -- /vagrant
jb@e3v2:~/soft/soft_vagrant$
vagrant ssh
vagrant@precise64:~$ sudo apt-get
update
vagrant@precise64:~$ sudo apt-get dist-upgrade
原文：http://www.cnblogs.com/vipzrx/p/3565850.html