I guess the PIX is not configured to take IPSec client connections thats why you get that error message. Additionally you want to make sure that the PPTP is let through the PIX and that TCP port 1723 and GRE are allowed to the PIX for PPTP to work aswell. Also make sure you are not coming in from behind a PAT device while connecting to the PIX, it doesn't support that at this time.
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...