ASA no longer supports terminating PPTP which is native VPN client MS uses you have to use L2TP over Ipsec in order to MS native client, unlike PIX 6.x or VPN3k concentrator where they do support terminating PPTP as VPN gateways.. but not the case with ASA firewall.
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...