On Friday 21 May 2004 23:56, Sam Varshavchik wrote: > I suspect that he had a NAT firewall which forwarded all incoming port 25 > connections to his server. > > Naturally, everyone who would connect to the server would have, from the > server's perspective, the firewall's IP address, to which he granted > relaying privileges.
That would mean that he was doing Source NAT from outside to his internal network, right? That would seem to me to be a *very* bad idea and a really misconfigured firewall. Port forwarding should be Destination NAT and leave the source ip address alone. Or am I missing something? Jeff Jansen ------------------------------------------------------- This SF.Net email is sponsored by: Oracle 10g Get certified on the hottest thing ever to hit the market... Oracle 10g. Take an Oracle 10g class now, and we'll give you the exam FREE. http://ads.osdn.com/?ad_id=3149&alloc_id=8166&op=click _______________________________________________ courier-users mailing list [EMAIL PROTECTED] Unsubscribe: https://lists.sourceforge.net/lists/listinfo/courier-users
