Hi Mike, Create a domain name set with the relevant domains, like hotmail.com and yahoo.com Thomas W Shinder, M.D. Site: www.isaserver.org <http://www.isaserver.org/> Blog: http://blogs.isaserver.org/shinder/ Book: http://tinyurl.com/3xqb7 <http://tinyurl.com/3xqb7> MVP -- ISA Firewalls ________________________________ From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Michael Ross Sent: Tuesday, August 15, 2006 10:08 AM To: isalist@xxxxxxxxxxxxx Subject: [isalist] Blocking Webmail Sites anyone have a nice guide on how to block webmail sites like yahoo, hotmail, etc? i want to block it for our students.