After configuring the PIX box, Install the ACS at the respective location.ACS will allow you to create user account and grouping of users,configuring user credential etc., there you will find a option to define the range of IP addresses for the VPN clients.
Once a VPN client is authenticated by the ACS server,it allocate a ip to the client from it's configured range.
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...