June 2016
Intermediate to advanced
350 pages
9h 25m
English
book
31 Days Before Your CCNA Security Exam: A Day-By-Day Review Guide for the IINS 210-260 Certification Exam
by Patrick Gargano
Content preview from 31 Days Before Your CCNA Security Exam: A Day-By-Day Review Guide for the IINS 210-260 Certification Exam
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Day 22. IPsec Technologies
CCNA Security 210-260 IINS Exam Topics
3.1.a Describe IPsec protocols and delivery modes (IKE, ESP, AH, tunnel mode, transport mode)
Key Topics
Today we will focus on the fundamentals of virtual private network (VPN) technologies, as well as look in detail at the building blocks behind Internet Protocol security (IPsec).
VPNs
A VPN provides security services to traffic traversing a relatively less trustworthy network between two relatively more trusted systems or networks. Most commonly, the less trusted network is the public Internet. A VPN is virtual in that it carries information within a private network, but ...
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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.