Upgrading ESX server (Virtual Infrastructure) 3.5 to vSphere 4.0

If you have only one ESX server put ESX server in Maintenance Mode


• First upgrade vCenter server
• Next upgrade vSphere client to 4.0
• Next upgrade vCenter updage manager
• Next go to plugins click on VMware update manager extension click on download and install
• After installation of Plugins click on update manager from the Home page
• /or you can directly click on vSphere Host update utility 4.0 and add the hosts which you want to upgrade.
• Click on browse and select the ISO image for ESX4.0 and then click next
• Provide user name and password to connect the Host server
• Select the Disk and if you want you can increase the size of the disk
• Try to reboot the host and roll back the upgrade incase of failure
• you can see the log information that update signature is completed
• Click on Attach Baseline group and check the check box ESX4.0 Host upgrade click on attach.
• click on Remediation Selection and select Update Baseline click next and select task name
• Click immediately to complete the upgrade of ESX Host.
• Again click on update manager
• Select Baselines and groups and click on VMs/VAs
• Click on Create and give Name to the New Baseline group
• Select Virtual Machines and Virtual Appliances Baseline group.
• Select VM Hardware Update to Match Host.
• Click finish.
• Upgrade the virtual Hardware to all the VM's

Read More

What is a server farm in Citrix

A Server farm is a group of network servers that are housed in one location. A server farm provides bulk computing for specific applications such as Web site hosting, whereas while a datacenter has many servers, it also has people. In a server farm, you would generally only see a person when an installation or repair was performed, while in the datacenter, operators would be sitting at consoles, putting paper in printers and possibly moving disks and tapes from one place to another. A server farm is typically a room with dozens, hundreds or even thousands of rack-mounted servers humming away. They might all run the same operating system and applications and use load balancing to distribute the workload between them

Read More

HPSA - HP server Automation - Opsware

HP Server Automation is a software delivers automated server management for both your physical and virtual servers. It provides server lifecycle management from discovery to provisioning, patching to configuration management, script execution to compliance assurance. It automates operations and processes across disparate IT teams and systems and provides a single view of your enterprise application environment.

Read More

How to Import and Export bulk users/objects from Active Directory using CSVDE

Export users from a specified OU (organizational Unit)

Go to command prompt type the below command to export members from specified OU..

c:\csvde -f c:\ramadminss.csv -d ou="ouname",dc=dcname,dc=com -r (objectclass=user) -l "objectclass,sAMAccountName,sn,givenname,displayname,description,userprincipalname"

Bulk Export : c:\csvde -f report.csv

Bulk Import : c:\csvde -i -f report.csv

Follow this link for more information:
http://option9.blogspot.com/2009/05/importing-users-into-active-directory.html
http://www.computerperformance.co.uk/Logon/Logon_CSVDE_Bulk.htm

Read More

How to Redirect Computer OU and User's OU

Redirecting  "users" Organizational unit to Specified Organizantional Unit
Go to -
C:\windows\system32>redirusr ou=newusers,DC=newdomain,dc=com
Redirecting  "Computers" Organizational unit to Specified Organizantional Unit
Go to -
C:\Windows\system32>redircmp ou=newcomputer,DC=newdomain,DC=com

Read More

What is VDI (Virtual Desktop Infrastructure)

VDI is not a procuct, its a VMware solution. Using Virtualization to provide virtual desktops to your users. The virtual desktop is dedicated to a single end user or mapped to provide the desktop OS & applications to a single client viewing device.

Why should I use VDI:

Desktops are more secure.
Applications upgrades are easier because systems are all in a centralized location
We can roll back the Desktop machine using snapshot and revert technology
you can quickly clone existing machines and roll out new systems

Read More

What is the difference between server 2003 and 2008

1. Hyper - V (only on 64bit Version)
2. WDS (Windows Deployment Service) Instead of RIS in 2003 server
3. Shadow Copy for Each and every folder
4. Installation is 32bit where as 2003 is 16bit as well as 32bit.
5. Group policy editor is Seperate option
6. IT supports IP V6, which is New Networking Protocol
7. Better Security
8. Role Based
9. Read only Domain Controller
10. Enhanced Terminal Services.

Read More