October 2015
Intermediate to advanced
282 pages
5h 40m
English
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Creating an External Network using Horizon
External Networks have a unique role to play with OpenStack Networking. As we have seen, the DHCP server assigns an IP address from the Subnet to each VM instance. These IP addresses are reachable only in the Network because tenant isolation is required. However, many common deployments require that the VM instances have access to outside networks including the Internet and also be reachable from the outside network.
The main purpose of the external Networks is to allow the VMs to access networks outside the data center and Internet. They also allow the VMs to be accessed from the outside network.
Getting ready
As the external Networks have a special behavior associated with them, only users with an administrative ...
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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.