Currently we had the following LAB generated:

• OVN-Central up & running
• kvmhost01 & 03 are connected as Chassis to OVN-Central
• Created an Logical Switch SERVER on OVN-Central

Before we go and create some VMs, we should discuss, how we want to interconnect them with the outside world. There are two major options …

While my tests with OVN i get a situation, where the next hop of my Entry Point (Logical Router) to OVN changed his mac (As it was an tap interface with no fixed MAC). And all i tried, the Logical Router doesn't seem to time out his ARP Cache.

I …

First i read that i need an "Integration Bridge" which will normally named "br-int". As i normally name my Switches/Bridges in capital letters, i want to change the "Integration Bridge" to OVN.

But how does it work, and how does the "Controller" nows what he should configure and where …

What is OVN? An Controller based Virtual Network for Open vSwitch. It brings Logical Switches/Routers/Loadbalancers and even more network functions.

I had some time and thoughts, how my internal Virtualized Network can be changed from libvirt, kvm, ovs, vlan based to something more "state of the art" but …