Create Virtual Networks on Openstack with Neutron

Create a Private network on Openstack Neutron via Horizon dashboard

Step 1. Click on "Project".

Step 2. Click on "Network".

Step 3. Click on "Networks".

Step 4. Click on "Create Network".

Step 5. Assign a name to your private network.      

Step 6. Configure "Subnet Name", "Network Address", "Gateway IP".

Step 7. Configure IP address pool for DHCP by defining a start IP and a end IP address.

Step 8. The private network is now created and is listed in the networks.

Create a Public network on Openstack Neutron via Horizon dashboard

Step 1. Click on "Admin".

Step 2. Click on "Network".

Step 3. Click on "Networks".

Step 4. Click on "Create Network".

Step 5. Configure "Name", "Project", "Provider Network Type", Physical Network Name" and mark it as "external Network".

Step 6. Configure "Subnet Name", Network Address", "Gateway IP".

Step 7. Click on "Create".

Step 8. The public network is now created and is listed in the networks.

Create and Manage Routers on Openstack with Neutron

Create a Router on Openstack Neutron via Horizon dashboard

Step 1. Click on "Admin".

Step 2. Click on "Network".

Step 3. Click on "Routers".

Step 4. Click on "Create Router".

Step 5. Configure "Router Name", "Project", "External Network" and click on "Create Router".

Step 6. The router is now created and is listed in "Routers".

Attaching a network to router on Openstack Neutron via Horizon dashboard

Step 1. Click on "Routers" and select a router.

Step 2. Click on "Interfaces".

Step 3. Click on "Add Interface".

Step 4. Select a private subnet that you desire to add on router interface ans click on "Submit".

Step 5. Desired subnets are now attached on router.

Viewing network topology on Openstack using Horizon dashboard

Select "Network Topology" option under "Network".