The Cisco 3800 Series Module (AIM-VPN/SSL-3) can provide hardware-based IPSec encryption services of 160 and 185 Mbps in the Cisco 3825 and 190 and 210 Mbps in the Cisco 3845 (IPSec IMIX and 1400-byte packets).
But make sure that your router is not C3825-NOVPN model.... NOvpn models have limited security features.....
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...