IP, user or group defined access is all that I believe you can use to limit access to the Internet. I have seen no documentation which dictates that a MAC address could be used. Jason -----Original Message----- From: M. Scholte [mailto:mscholte@xxxxxxxxx] Sent: Friday, May 31, 2002 6:13 AM To: [ISAserver.org Discussion List] Subject: [isalist] MAC Address http://www.ISAserver.org Hi all, Just wondering: is it somehow possible to prevent a computer from going to the internet based on the mac address of that specific computer? Thx.. ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: jasonb54@xxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')