June 2017
Intermediate to advanced
446 pages
10h 10m
English
Content preview from Mastering Python Networking
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Ansible roles
Ansible roles separate the logical function with physical host to fit your network better. For example, you can construct roles such as spines, leafs, core, as well as Cisco, Juniper, and Arista. The same physical host can belong to multiple roles; for example, a device can belong to both Juniper and the core. This makes logical sense, as we can perform operation such as upgrade all Juniper devices across the network without their location in the layer of the network.
Ansible roles can automatically load certain variables, tasks, and handlers based on a known file infrastructure. The key is that this is a known file structure that we automatically include; in fact, you can think of roles as premade and include statements by ...
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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.