December 2005
Intermediate to advanced
1032 pages
29h 12m
English
Content preview from The Complete Cisco VPN Configuration Guide
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ISAKMP/IKE Phase 1 Management Connection
In this first part of the chapter, I’ll focus on the components necessary to allow IPsec traffic into the PIX/ASA and to build a management connection to a remote peer. Much of what I discuss here is applicable to both L2L and remote access sessions.
Allowing IPsec Traffic
Your first task is to allow IPsec session traffic into your PIX/ASA. Unlike Cisco routers, PIX/ASA devices behave differently when traffic is flowing through them. With these security appliances, interfaces are assigned security levels, and based on security level configurations, traffic is not allowed to flow from a lower to a higher level, by default. In most cases, your IPsec session traffic will be terminated on the device’s outside ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.