Learning OpenStack Networking (Neutron) - Second Edition

Decomposing a highly available router

Using the concepts demonstrated in previous chapters, let's walk through the creation and decomposition of a highly available router. In the following example, I've started out with an external provider network and tenant network named GATEWAY_NET and TENANT_NET, respectively:

Figure 8.5

Using the router-create command with the --ha=true option, an HA router named MyRouter-HA will be created:

Figure 8.6

Upon the creation of the HA router, a network namespace will be created on at least two hosts running the Neutron ...