Once you install Openstack in single node or multinode setup next thing is to setup network. To understand networking in Openstack is little tedious job. This post is to describe basic Openstack networking concept by creating internal/external networking and testing the same.
First delete all default network like public and private which were created by default after Openstack installation using
#neutron net-delete <net-name>
Let us create new internal network first.
Create subnet for network private-net with subnet address 10.0.0.0/24