vmware esx update command

0.1. Suppose ssh is ready; patch is download from http://www.vmware.com/patch/download/

0.2 Upload patch file to esx server with scp or using viclient browse datastore and upload

1. Enter maintain mode
ESX:
vimsh -n -e /hostsvc/maintenance_mode_enter
ESXi:
vim-cmd /hostsvc/maintenance_mode_enter

2. Execute update
esxcli software vib intall -d /path/to/patch/esxi_update_patch.zip

3. Exit maintenance mode
ESX:
vimsh -n -e /hostsvc/maintenance_mode_exit
ESXi:
vim-cmd /hostsvc/maintenance_mode_exit

4. System reboot

Using Local Group Policy Editor for security issue

ref.: http://www.techrepublic.com/blog/10things/10-ways-to-tweak-windows-7-using-the-local-group-policy-editor/1014