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OpenStack Cloud Computing Cookbook by Kevin Jackson

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Configuring VLAN Manager networking

VLAN Manager networking is the default networking mode in OpenStack. When VLAN mode is configured, each project (or tenancy) has its own VLAN and network assigned to it. Any intermediary physical switches must however support 802.1q VLAN tagging, for this to operate.

Tip

Virtual switches in our sandbox environment support VLAN tagging.

Getting ready

To begin with, ensure you're logged in to the OpenStack API server.

If using the openstack1 host created in Chapter 1, Starting OpenStack Compute, we will have three interfaces in our virtual instance:

  • eth0 is a NAT to the host running VirtualBox
  • eth1 is our floating (public) network (172.16.0.0/16)
  • eth2 is our fixed (private) network (10.0.0.0/8)

In a physical production ...

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