While defining the interesting traffic (VPN traffic) with an access-list. Ifyou are not including the outside interface of the router you won?t be able to ping using that interface. If you have NAT, you need to modify the NAT acl as well. please do remember to clear the tunnels once you have done the changes.
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...