I think this traffic overload problem can be overcome by using the integrated feature of VPN clustering and load-balancing in ASA5520.I definitely believe this would work.If you feel this suggestion a useful one and want more details on load balancing, please let me know regarding your network topology.Based on that, I can suggest you the required setup for load balancing.
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...