September 2015
Intermediate to advanced
608 pages
21h 29m
English
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Implement Routing Update Authentication on EIGRP
The addition of authentication to your routers’ EIGRP messages ensures that your routers accept routing messages only from other routers that know the same pre-shared key. Without this authentication configured, if someone introduces another router with different or conflicting route information on to the network, the routing tables on your routers could become corrupt and a denial-of-service attack could ensue. Thus, when you add authentication to the EIGRP messages sent between your routers, it prevents someone from purposely or accidentally adding another router to the network and causing a problem.
As with OSPF, MD5 authentication for EIGRP requires configuration at the interface level, that ...
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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.