After we have configured Neutron-server on the controller node, we can proceed and configure the network server that is responsible for routing and connecting the OpenStack environment to the public network.
Neutron network node runs the networking services layer 2 management agent, DHCP service, L3 management agent, and metadata services agent. We will install and configure Neutron network node services to use the ML2 plugin.
Run the following commands on Neutron network node!
/etc/sysctl.confto contain the following:
net.ipv4.ip_forward=1 net.ipv4.conf.all.rp_filter=0 net.ipv4.conf.default.rp_filter=0
and apply the new settings:
[root@nnn ~]# ...