We've recently gotten an ASA 5510 and I'm trying to configure it to support remote access via using L2TP over IPsec, so our remote Windows XP users can just use the built-in Windows XP VPN client. Our ASA 5510 is running version 7.2(1) with the 5.2(1) ASDM.
I tired using the VPN wizard in the ASDM to get this running, and I've had no luck. So I came here, to the forums to see if anyone else is having problems. I keep seeing posts like the following, that state that the ASA 5500 series doesn't support L2TP over IPsec
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...