Yes 18.104.22.168 is one of the IP's on the outside interface of the PIX. Unfortunately I cannot use static NAT because once traffic passes the PIX and is in the DMZ some of it (port 25) will go to the Microsoft firewall from there and some of it (the udp ports) will go to a different firewall from there.
Table of ContentsIntroductionVersion HistoryPossible Future
UpdatesDocuments PurposeNAT Operation in ASA 8.3+ SectionsRule Types
Network Object NATTwice NAT / Manual NATRule Types used per SectionNAT
Types used with Twice NAT / Manual NAT and Network Obje...
Table of Contents Introduction:This document describes details on how
NAT-T works. Background: ESP encrypts all critical information,
encapsulating the entire inner TCP/UDP datagram within an ESP header.
ESP is an IP protocol in the same sense that TCP an...