Block all outgoing SMTP except through your mail server, then force Authentication on the mail server with no relay. John Tolmachoff MCSE, CSSA IT Manager, Network Engineer RelianceSoft, Inc. Fullerton, CA 92835 www.reliancesoft.com > -----Original Message----- > From: latex234 [mailto:threebadman@xxxxxxxxxxx] > Sent: Thursday, March 13, 2003 2:19 AM > To: [ISAserver.org Discussion List] > Subject: [isalist] disabling bulk mail > > http://www.ISAserver.org > > > hello all, > i have a problem that requires a quick assisst. i have this program that > users run on my network that allows them send multiple mails at a time > thereby slowing down my network. i think the program they use is called > mail extractor or something. is there a way i can block this using isa? i > would really like to prevent them from sending such mails as they choke up > my bandwidth and my isp too has complained. > > ------------------------------------------------------ > List Archives: http://www.webelists.com/cgi/lyris.pl?enter=isalist > ISA Server Newsletter: http://www.isaserver.org/pages/newsletter.asp > ISA Server FAQ: http://www.isaserver.org/pages/larticle.asp?type=FAQ > ------------------------------------------------------ > Exchange Server Resource Site: http://www.msexchange.org/ > Windows Security Resource Site: http://www.windowsecurity.com/ > Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com > ------------------------------------------------------ > You are currently subscribed to this ISAserver.org Discussion List as: > isalist@xxxxxxxxxxxx > To unsubscribe send a blank email to $subst('Email.Unsub')