Setting "Confidential=Service" and then including "Service=*.ua.edu" will work. And if you want to add other patterns, just list them on the Service= line separated by commas or add multiple Service= lines. So the lines, * Confidential=Service * Service=*.ua.edu,ua1vm might be a good choice in this case. People that try to subscribe from other hosts/domains will receive the following response. Your system is outside this LISTSERV's service area for the TEMP-L list. Your subscription request has been denied. Contact the list owner ([log in to unmask]) for more information. -jj