Creating a redundant DHCP server per OpenStack Network

The DHCP server plays a critical role in the IP address management and initial network connectivity for a VM instance. The DHCP server is enabled via an agent on the network node. As it is a critical component, it is a good idea to have a redundant DHCP server per OpenStack Network. This recipe shows you how to configure Neutron to start more than one DHCP agent for each OpenStack Network.

Getting ready

In order to create more than one DHCP agent for each OpenStack Network, we will need to update a setting in the Neutron configuration file.

How to do it…

The following steps will show you how to configure multiple DHCP agents per OpenStack Network:

  1. With the appropriate credentials, SSH into the ...

Get OpenStack Networking Cookbook now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.