Hi Andres, Yes, the default is "half NAT", which preserves the original source IP address. HTH, Tom Thomas W Shinder www.isaserver.org/shinder ISA Server and Beyond: http://tinyurl.com/1jq1 Configuring ISA Server: http://tinyurl.com/1llp -----Original Message----- From: Andres Moya [mailto:amoya@xxxxxxxxxxxxxxxxxxxx] Sent: Wednesday, March 12, 2003 7:46 PM To: [ISAserver.org Discussion List] Subject: [isalist] RE: SMTP Server Publishing - External Connected Users Showing 127.0.0.1 http://www.ISAserver.org Tom, If the smtp server is not on the same machine as isa and it is published, well you then get the address of the isa or the actual address of smtp coming in? Andres ----- Original Message ----- From: "Thomas W Shinder" <tshinder@xxxxxxxxxxxxxxxxxx> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx> Sent: Wednesday, March 12, 2003 8:14 PM Subject: [isalist] RE: SMTP Server Publishing - External Connected Users Showing 127.0.0.1 http://www.ISAserver.org Hi Aaron, That's one reason why you shouldn't run a mail server on the ISA Server :-) You can get around this problem by using packet filters instead of publishing rules, but that has its downside too. HTH, Tom Thomas W Shinder www.isaserver.org/shinder ISA Server and Beyond: http://tinyurl.com/1jq1 Configuring ISA Server: http://tinyurl.com/1llp -----Original Message----- From: Aaron Schacht [mailto:junk@xxxxxxxxxxx] Sent: Wednesday, March 12, 2003 1:05 PM To: [ISAserver.org Discussion List] Subject: [isalist] SMTP Server Publishing - External Connected Users Showing 127.0.0.1 http://www.ISAserver.org Hello, I am attempting to track the source IP address of external users connected to my SMTP server, but wheh I look at the "current sessions" in the Exchange System Manager it shows a user name, and always 127.0.0.1 in the "from" column. I used ISA server's publishing rules to publish the SMTP server (it is on the same box as ISA server). Any help in having the external IP address show would be very helpful. Thanks! Aaron ------------------------------------------------------ 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: tshinder@xxxxxxxxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') ------------------------------------------------------ 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: amoya@xxxxxxxxxxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub') ------------------------------------------------------ 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: tshinder@xxxxxxxxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')