Your config looks very similar to my working ASA confis. The only exception is your virtual sensor entries in the ASA and the IPS. If you don't need them they can be left out.
Assuming your config is correct, you can try opening up your access list to more traffic and see if you get events. You can turn on signature 2004 for ICMP echo replies if you want to stimulate some events for yourself.
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...