Does this information help with those of you publishing Exchange Sites? http://www.tacteam.net/isaserverorg/exchangekit/dnssupport/dnssupport.ht m#splitdns Split DNS is usually a difficult topic and I'd like to make it a little easier to understand. Thanks! Tom Thomas W Shinder www.isaserver.org/shinder <http://www.isaserver.org/shinder> ISA Server and Beyond: http://tinyurl.com/1jq1 Configuring ISA Server: http://tinyurl.com/1llp <http://tinyurl.com/1llp>