Hi Hardi, Do you have a packet filter to allow outbound access for smtp? If the mail server is running on the ISA Server itself, it will need a packet filter to support it. HTH, Tom www.isaserver.org/shinder -----Original Message----- From: Hardi Widjaja [mailto:hardi@xxxxxxxxx] Sent: Monday, January 13, 2003 12:31 AM To: [ISAserver.org Discussion List] Subject: [isalist] ISA and ARgosoft SMTP Server install in one PC http://www.ISAserver.org Dear guys, I have installed ISA and Argosoft in one PC, but the SMTP server is cannot relay the email to outside. The error is dns "server error no route to the host". By the way All protocol are set to allow. But when I turn off the ISA, the SMTP is able to relay to outside. Anybody can help please ? Hardi Widjaja ------------------------------------------------------ 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')