Configuring Neutron

Neutron uses default settings to determine the type of routers that users are allowed to create. In addition, the settings also specify the number of routers that make up a VRRP group, the default HA network CIDR, and the default network type.

The following settings are specified within the Neutron configuration file at /etc/neutron/neutron.conf, and only need to be modified on the host(s) running the Neutron API service. In this environment, the neutron-server service runs on the controller01 node:

# Enable HA mode for virtual routers. (boolean value)
#l3_ha = false
#
# Maximum number of L3 agents which a HA router will be scheduled
# on. If it is to 0 then the router will be scheduled on every
# agent. (integer value)
#max_l3_agents_per_router = 3
#
# Subnet used for the l3 HA admin network. (string value)
#l3_ha_net_cidr = 169.254.192.0/18
#
# The network type to use when creating the HA network for an HA 
# router. By default or if empty, the first 'tenant_network_types...