strComputer = "."
Set objWMIService = GetObject _
("winmgmts:{authenticationLevel=pktPrivacy}\\" _
& strComputer & "\root\microsoftiisv2")

Set objWebService = objWMIService.ExecQuery _
("Select * From IISFTPService")

arrBindings = Array(0)
Set arrBindings(0) = _
objWMIService.Get("ServerBinding").SpawnInstance_()
arrBindings(0).IP = "Adresse IP"
arrBindings(0).Port = "Port du FTP"
arrBindings(0).Hostname = "Nom du FTP"

For Each objItem in objWebService
objItem.CreateNewSite "Test FTP Site", arrBindings, _
"c:\inetpub\ftproot"
Next