How is the SMTP service made public; server publishing rules or packet filters? From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Danny Sent: Wednesday, January 03, 2007 8:17 AM To: isalist@xxxxxxxxxxxxx Subject: [isalist] Limit SMTP connections from several subnets in ISA 2000 Been awhile since I used ISA 2000... what is the best way to restrict SMTP connections from several specific Internet IP subnets? Thanks. All mail to and from this domain is GFI-scanned.