Re: ASA SW ver8.0 doesn't allow to create GRE NOnat access list
Generic routing encapsulation (GRE) tunneling is a more appropriate choice. In this example, the Cisco 2621 and 3660 routers are the IPsec tunnel endpoints that join two private networks, with conduits or access control lists (ACLs) on the PIX in between in order to allow the IPsec traffic. For configuration refer to
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...