Only informative, After using all the sugesstions I have a diferrence of 14 min (in less thand 24h...). date1: jue may 14 14:27:49 CEST 2009 date2 (the problematic host): jue may 14 14:51:13 CEST 2009 This afternoon I´ll try to put in practice the new suggestiongs Greetings ESG