This is our perimeter which then interfaces another LAN. Another firewall is used at the internet perimeter. The addresses are not the same, although you see a cluster of denies (between 2 and 6 for each deny). We had an explicit deny any any log entry at the end of the outside rules. I just disabled this and noticed a significant drop in the logged traffic. I'm not sure this is just a band-aid to the real issue though.
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...