Create 4 vms named dbserver(centos7),appserver(centos 7),client1(Window Server),client2 (Window Server)((Step - 3)

Create 4 vms named dbserver(centos7),appserver(centos 7),client1(Window Server),client2 (Window Server)- Step-3

 A virtual machine (VM) is an emulation of a computer system. Virtual machines are based on computer architectures and provide functionality of a physical computer. Their implementations may involve specialized hardware, software, or a combination. 

Here we create 4 Virtual Machines viz:

1. DBServer(Linux - Centos 7)
2. App Server/Ftp Server(Linux-Centos 7) 
3.  Clinet1 and Clinet2 (Windows Server)

Lets Start

DBServer and App Server/Ftp Server(Linux-Centos 7)

Images used for these two types of Server

 Select the suitable size and other details as per your requirement and for App Server/Ftp Server(Linux-Centos 7)  just change the Name and username  rest alll configuration are same

Clinet1 and Clinet2 (Windows Server)

Same for Client2 you just need to change Name and username field So,After Doing all this step you will get some thing like this

Step-4
Setup DbServer and Add the Subnet to it ,Allow configure firewall rules