Install driver from vpshere cli to esxi 4.1 update 1

For install driver from vpshere cli:

C:\Program Files (x86)\VMware\VMware vSphere CLI>vihostupdate.pl --server 10.1.120.106 --bundle INT-intel-lad-ddk-igb-3.0.18-offline_bundle-396986.zip --install
--nosigcheck
Enter username: root
Enter password:
Please wait patch installation is in progress ...
The update completed successfully, but the system needs to be rebooted for the c
hanges to be effective.

In this case i have installed a network inter driver for a 4 port INTEL 82580

Driver is here

Enable VT DELL system COMMAND LINE

Install OPENMANAGED
/opt/dell/srvadmin/bin

PER VEDERE I PARAMETRI DEL BIOS:
[root@srvlabesx01 bin]# ./omreport chassis biossetup
BIOS Setup

General
Boot Sequence : IDE CD-ROM device
Num Lock : On
NIC 1 : Enabled with PXE
NIC 2 : Enabled only
IDE : Auto
User Accessible USB Ports : All Ports On
Processor Virtualization Technology : Disabled
AC Power Recovery Mode : Last
Embedded SATA Controller : Off
SATA Port 0 : Off
SATA Port 1 : Off
Demand-Based Power Management : Disabled
OS Watchdog Timer : Disabled
Processor Execute Disable : Enabled
Processor CMP : 2

Serial Communications
Serial Communications : On without Console Redirection
Console Redirection After Boot : Enabled
External Serial Connector : Com1
Console Redirection Failsafe BAUD Rate : 115200

PER ABILITARE IL VT
[root@srvlabesx01 bin]# omconfig chassis biossetup attribute=cpuvt setting=enabled
BIOS setup configured successfully. Change will take effect after the next reboot.

VERIFICO CHE SIA ABILITATO IL VT
[root@srvlabesx01 bin]# ./omreport chassis biossetup BIOS Setup

General
Boot Sequence : IDE CD-ROM device
Num Lock : On
NIC 1 : Enabled with PXE
NIC 2 : Enabled only
IDE : Auto
User Accessible USB Ports : All Ports On
Processor Virtualization Technology : Enabled
AC Power Recovery Mode : Last
Embedded SATA Controller : Off
SATA Port 0 : Off
SATA Port 1 : Off
Demand-Based Power Management : Disabled
OS Watchdog Timer : Disabled
Processor Execute Disable : Enabled
Processor CMP : 2

Serial Communications
Serial Communications : On without Console Redirection
Console Redirection After Boot : Enabled
External Serial Connector : Com1
Console Redirection Failsafe BAUD Rate : 115200

Il tutto sara' attivo definitivamente al prossimo reboot