In this tutorial we will show you, how to create project tenant in OpenStack Juno and launch instances accessible from external public network.
Note: this tutorial is a continuation of OpenStack Installation on CentOS7 / RHEL7 and we assume that you already have working installation of OpenStack.
cloud version: OpenStack Juno on CentOS7 (2 nodes: controller, compute)
public network (Floating IP network): 192.168.2.0/24
private network (inside Project Tenant): 192.168.20.0/24
public controller IP: 192.168.2.4 (eth0)
public compute IP: 192.168.2.5 (eth0)