~/posts $ ls networking/
OpenStack Networking & Virtualization
// neutron, openvswitch, libvirt, security groups, ha
Articles walk through building connectivity on top of OpenStack, from tying switches into hypervisors to giving tenants resilient, multi-tier networks.
Featured articles
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2013-04-03
Building a Multi-Tier Application With OpenStack
A walk-through of building a simple multi-tier application on OpenStack, with background on security groups and load-balancing features that landed during the Grizzly release cycle.
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2013-06-04
OpenStack Interface Hot Plugging
Notes on attaching and detaching interfaces on running instances.
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2014-05-28
Implementing High Availability Instances with Neutron using VRRP
Putting VRRP to work in Neutron so tenant workloads can fail over cleanly.
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2012-02-21
Open vSwitch and Libvirt
Earlier notes on getting Open vSwitch and Libvirt to cooperate as the virtualization stack evolved.
Topics covered
- Neutron — routers, security groups, high availability.
- Open vSwitch — integration with hypervisors and debugging flow behavior.
- Libvirt — tying the control plane into guest networking.
- Multi-tier apps — composing web, app, and data tiers on shared OpenStack networks.
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