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Extending OpenStack by Omar Khedher

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Configuring DVR

Expanding the existing network layout for Neutron using DVR requires a few configuration updates in both network and compute nodes as follows:

  1. On the network node, set the router_distributed directive to True in the /etc/neutron/neutron.conf file to enable DVR by default for newly created routers:
... 
[DEFAULT] 
... 
router_distributed = True 
  1. On the network node, set the enable_distributed_routing directive to True in the /etc/neutron/plugins/ml2/openvswitch_agent.ini file to support DVR for the ML2 plugin using the OVS driver mechanism:
... 
[agent]  
... 
enable_distributed_routing = True
  1. Adopting the DVR mode requires updating the L3 agent running mode on the network node from legacy to either dvr or dvr_snat. In the next ...

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