try telnetting from the exchange server to a mail server on the Internet. ----- Original Message ----- From: "Paulo Andre" <[EMAIL PROTECTED]> To: "Netfilter (E-mail)" <[EMAIL PROTECTED]> Sent: Monday, June 10, 2002 9:06 AM Subject: iptables
> I have a Exchange server that needs to send mail out, the firewall > (iptables) is set up as follows: > > iptables -A FORWARD -s (mail srv) -p tcp --dport 25 -j ACCEPT > > The mail server comes back with a "Host unreachable" error, and nslookup and > traceroute takes me to the destination fine. Anyone have any ideas...??? > > > >
