I am looking to establish GRE over IPSec tunnel through ASA, chanllenge is that at one end i have to NAT tunnel source ip with a public ip to tunnel destinationand other end will perform NO NAT. I am suprised..will tunnel come up after configuration. Willl to both end be able to ping tunnel destination ip taking source ip.
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...