ESXI Overview :
ESXI Provides a virtualization layer that abstract the processor,memory,storage and networking resources of the physical host into multiple virtual machines.ESXI is a bare-metal hypervisior that creates the foundation for a dynamic and automated datacenter.
In ESXI architecture , applications running in virtual machine access CPU ,memory,disk & network interfaces without direct access to the underlying hardware. The ESXI Hypervisor is called the VMKernel.
We can get a free version version of ESXI , called Vsphere Hypervisor, or we can purchased a licensed version with vsphere..
Step:1 Download the trail or licensed version of esxi from "http://www.vmware.com/products/vsphere-hypervisor/overview.html”
Now Either burn or mount the ESXi 5.1 iso image to the DVD drive of the server and let the server boot from dvd.
Step:2 We will get below screen
Step:4 Press enter to continue at the Welcome to VMware ESXi 5.1 Installation screen.
Step:5 Press F11 to accept the End User License Agreement.
Step:6 Select the hard drive you wish to install VMware ESXi 5.1 onto and press Enter.
Select your keyboard layout and press Enter.
Step:7 Just enter the root password and then Press Enter.
Step:8 Press F11 to begin installing ESXi 5.1
Step:9 Once the installation is complete you are required to reboot the server. Press enter.
Step:10 VMware ESXi is now installed. Do Basic setting like static ip address, dns, etc by pressing F2