MessageThe fun part is that it's "not that simple" (but of course, you knew that)... At the very least, you need: 1. the mail host to be a secureNAT client to the ISA server 2. protocol rules allowing: SMTP DNS Query DNS Zone Transfer (IIS and Exch SMTP servers; may apply to others) 3. access to a DNS server that can resolve Internet-located hosts Jim Harrison MCP(NT4, W2K), A+, Network+, PCG http://isaserver.org/authors/harrison/ Read the books! ----- Original Message ----- From: Greg Mulholland To: [ISAserver.org Discussion List] Sent: Monday, February 18, 2002 20:12 Subject: [isalist] ISA and Exchange http://www.ISAserver.org Could someone please briefly explain what i configuration i need to do to allow my mail server (on a separate box) to send mail out thru my ISA firewall. Is it just a matter of SMTP outbound, or more?? Greg Mulholland Network Technician MGM Business Machines (03)9500-0644 www.mgmbm.com.au ------------------------------------------------------ You are currently subscribed to this ISAserver.org Discussion List as: jim@xxxxxxxxxxxx To unsubscribe send a blank email to $subst('Email.Unsub')