I have an ASA that currently has about 100 IPSEC tunnels coming into it. NAT-T is not enabled on the ASA. We have a new customer coming on that is asking for us to enable NAT-T as apparently they have a NAT device on their side in between. My question is, if I enable it on our ASA, what does it do to all the tunnels that don't require it? Is there a way to only run it on this one new tunnel?
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...