VMWare WorkStation

• VMWare Workstation is a desktop product.
• We can not install VmWare Workstation and VMWare Server on the same system.
• Default interfaces for VMWare workstation are vmnet1 and vmnet8.
• when we create vm we have two option
1. Typical
2. Custom
• when we select custom then it asks what type of network it is
  
  
  1. Bridging
  2. NAT
  3. Host Only
  4. Custom
  Bridging : Every thing is communicated through default local area network.  
  
  NAT : which uses vmnet8 interface.
  
  
  • NAT is default.

Host Only : which uses vmnet1 interface.

Custom: Manually set the interfaces.

• in virtual machine 2 types of hard disks
1. Thin Provisional
2. Thick Provisional
Thin Provisional 
• Hard disk dynamically allocated.
Thick Provisional 
• Reserved Memory.

VMWare Introduction

Advantages of VMWare

• We can run multiple OS simultaneously. where as in normal PC we can install upto 4 OS but we can not run simultaneously.
• Reduce H/W,Maintenance and Cost. In the real time we need to maintain number of physical servers instead of that one physical server with VMWare Product is enough to run multiple OS.
• we can use idle resources not wasted.like CPU utilization,memory etc.
• Flexibility of working with OS.where as in our PC we can not minimize or maximize OS like windows (Example like notepad we can open notepad,minimize it and close it exactly same).
• VMWare is a virtualization  Technology software.

Virtual Environment Vendors and Products.

• Microsoft     -  VPC ,Virtual Sever- these products also called as Hyper-V
• XEN            -  XEN Server,XEN Citrix
• VMWARE   - Host Based Products,Bare Model(This is also called as Hyper Visor)

Host Based Products

• VMWare Workstation
• VMWare Server (Previously called as GSX )
• VMWare Player
• VMWare Converter

Bare Model or Hyper Visor

• ESX Server 4.0 also called as VSphere

Host Based Architecture

Bare Model Architecture