October 2012
Intermediate to advanced
419 pages
10h 47m
English
Content preview from Arista WarriorBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 29. CloudVision
CloudVision is a framework that will allow a pile of cool management features in the future. For now, it gives you the ability to instant message (IM) commands to your switch, after which the switch sends its response (if any) back to you with another IM.
When I tell people that they can IM commands to their Arista switches without having to log in to them, I get mixed reactions ranging from nerdy appreciation for a cool feature that they never even considered a possibility, to outright horror that such a thing might exist. Personally, I think it’s one of the coolest features I’ve ever seen, but it’s rare that I recommend its use. That said, in the right environment, it could be an amazing tool that can make your life much easier. Let’s take a look and see how such a powerful feature could be put to good use.
Description
CloudVision is an extension to EOS (as of version 4.9.3.2) that allows the switch to participate in XMPP-based near real-time messaging. XMPP is a protocol commonly used for open source client/server chat, and is defined in RFC 3920, entitled Extensible Messaging and Presence Protocol (XMPP). The RFC has this to say about XMPP:
While XMPP provides a generalized, extensible framework for exchanging XML data, it is used mainly for the purpose of building instant messaging and presence applications that meet the requirements of RFC 2779 (Instant Messaging / Presence Protocol Requirements).
One or more XMPP servers are required for CloudVision to ...
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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.