Re: How many site-to-site VPN can PIX restricted License support
As your output shows there is no limitation in terms of numbers for IKE peers. The key thing as you point out is how much memory do you need. To which the answer is it really depends on how much traffic you are putting through the firewall, how much CPU it currently uses and how memory it is currently using.
If you have PDM there is a nice graphical output of the resource usage.
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...
[toc:faq]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 and UDP are I...