This says that incoming packets have to have both the source and destination ports equal to 25 (or 80) for the packets to get through. This will never happen, when you connect/telnet to port 25 your machine will use a random source port, and a destination port of 25. Change both ACL's to the following and it should work:
no access-list outside_access_in
access-list outside_access_in permit tcp any interface outside eq smtp log
access-list outside_access_in permit tcp any interface outside eq www
All I've done is remove the bolded bits (above) from your ACL.
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...