One 、VirtualBox install

（ One ） Software download address ：

 Address ：https://www.virtualbox.org/wiki/Downloads

（ Two ） Virtualization on ：

 On the main board bios Set up 

Two 、Vagrant： Tools for building a virtual development environment

（ One ） characteristic

 Unified development environment 
 Avoid building a development environment repeatedly 
 Multiple isolated development environments 

（ Two ） download ：

 Address ：https://www.vagrantup.com/downloads

（ 3、 ... and ） install ：

vagrant_2.2.19_i686.msi

 Direct installation → Choose the path → restart 

（ 3、 ... and ） test ：

 Instructions ：vagrant

（ Four ）Vagrant Download the installation image ： Mirror warehouse

1、 Create an environment

 Instructions (CENTOS7)：vagrant init centos/7

2、 Download mirroring ： Install the boot system

 Instructions ：vagrant up

 After completion ：ctrl ＋ C   Pause 

3、 Start the system ： Turn it on

 Method 1： Instructions ：vagrant up
 Method 2： Right click Oracle VM VirtualBox The system inside 

4、 Connect SSH

 Instructions ：vagrant ssh

5、 Restart the virtual machine

 Instructions ：vagrant reload

6、 Exit connection

 Instructions ：exit ;

（ 5、 ... and ）Vagrant problem ： If something goes wrong, directly delete the installation directory

C:\HashiCorp\Vagrant\

3、 ... and 、Vagrant Download the installation image ： Mirror warehouse

（ One ） user name

vargant

1、 Display login user information

 Instructions ：W
 Instructions ：who
 Instructions ：last

（ Two ） jurisdiction

$ 	 Ordinary 
# 	 Super 

1、 Change permissions

 Instructions ：su
root Default password ：vagrant
vagrant Default password ：vagrant

2、 Change Password

 Instructions ：sudo passwd root
 Enter the new password ：2 Time 

（ 3、 ... and ） To turn it off

1、 Turn off immediately.

 Instructions ：poweroff
 Instructions ：shutdown -h now
 Instructions ：init 0

2、 restart

 Instructions ：reboot
 Instructions ：shutdown -r now
 Instructions ：init 6

3、 ... and 、VirtualBox Network virtual port forwarding

IP Address to access applications in the virtual machine 

（ One ） Settings in virtual machine

 Set up → The Internet → senior → Port forwarding → add to / modify 

（ Two ） File configuration settings

C:\Users\Administrator\Vagrantfile
 		# config.vm.network "private_network", ip: "192.168.33.10"
 Get rid of #： config.vm.network "private_network", ip: "192.168.33.10"

 change ip：ipconfig Query the local virtual machine address 
 Then according to the virtual machine local ip Make changes —— The last group is different 
 192.168.56.1——> 192.168.56.10