On Error Resume Next
 
Const FULL_DNS_REGISTRATION = True
Const DOMAIN_DNS_REGISTRATION = False
Const DEFAULT = 0
Const ENABLED = 1
Const DISABLED = 2

strComputer = "."

Set objWMIService = GetObject("winmgmts:" _
& "{impersonationLevel=impersonate}!\\" & strComputer & "\root\cimv2")

Set colNetAdapters = objWMIService.ExecQuery _
("Select * from Win32_NetworkAdapterConfiguration where IPEnabled=TRUE")

For Each objNetAdapter In colNetAdapters
objNetAdapter.setDNSServersearchOrder()
objNetAdapter.EnableDHCP()
objNetAdapter.SetDynamicDNSRegistration _
        FULL_DNS_REGISTRATION, DOMAIN_DNS_REGISTRATION
objNetAdapter.SetTcpipNetbios (ENABLED)

Set objNetworkSettings = objWMIService.Get("Win32_NetworkAdapterConfiguration")
objNetworkSettings.RenewDHCPLeaseAll()

Next