Yes, I had thought of that too. I guess there is just no way of feeling good about this. Stephen Herrera Network Administrator Occupational Health Research Ph (800) 521-7666 Fx (559) 490-1937 CONFIDENTIALITY NOTICE: This e-mail message, including any attachments, may contain private, confidential, and privileged information for the restricted use of the intended recipient(s). If you are not the intended recipient(s), you may NOT use, disclose, copy, or disseminate this information. Please notify the sender by return e-mail of this misdirected correspondence and destroy all copies of the original message including all attachments. Your cooperation is appreciated. -----Original Message----- From: John Tolmachoff (Lists) [mailto:johnlist@xxxxxxxxxxxxxxxxxxx] Sent: Friday, November 28, 2003 11:40 AM To: [ExchangeList] Subject: [exchangelist] RE: Relaying http://www.MSExchange.org/ Even if it could be configured to do that (which it can not) that would mean absolutely nothing. I can easily say the message that I send is FROM you. It is called forging the from address. EXTREMELY common among SPAM. John Tolmachoff Engineer/Consultant/Owner eServices For You > -----Original Message----- > From: Stephen Herrera [mailto:sherrera@xxxxxxxxxx] > Sent: Friday, November 28, 2003 11:27 AM > To: [ExchangeList] > Subject: [exchangelist] Relaying > > http://www.MSExchange.org/ > > I had Relaying not allowed on my Exchange 2k Server and this broke one of > our web apps that sends out email invitations to meetings hosted by our > web server. I put to allow relaying from that web server in my SMTP > connector. Now the invitations can go out but I was wondering if there is > a way to restrict it so that I can only go out if they have our domain in > them. In other words only relay from that server if it has *@mycompany.com > as the email address. As it stands right now any domain from that server > can relay email out. > > Steve > > > ------------------------------------------------------ > List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist > Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp > Exchange FAQ: http://www.msexchange.org/pages/larticle.asp?type=FAQ > ------------------------------------------------------ > Other Internet Software Marketing Sites: > Leading Network Software Directory: http://www.serverfiles.com > No.1 ISA Server Resource Site: http://www.isaserver.org > Windows Security Resource Site: http://www.windowsecurity.com/ > Network Security Library: http://www.secinf.net/ > Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com > ------------------------------------------------------ ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp Exchange FAQ: http://www.msexchange.org/pages/larticle.asp?type=FAQ ------------------------------------------------------ Other Internet Software Marketing Sites: Leading Network Software Directory: http://www.serverfiles.com No.1 ISA Server Resource Site: http://www.isaserver.org Windows Security Resource Site: http://www.windowsecurity.com/ Network Security Library: http://www.secinf.net/ Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com ------------------------------------------------------