You have come across a cloud computing network fabric controller. It has identified itself as "Neutron." It aims to tame your (cloud) networking!
The homepage for Neutron is: http://launchpad.net/neutron . Use this site for asking for help, and filing bugs. Code is available on github at http://github.com/openstack/neutron.
The latest and most in-depth documentation on how to use Neutron is available at: http://docs.openstack.org. This includes:
Neutron Administrator Guide http://docs.openstack.org/trunk/openstack-network/admin/content/
Neutron API Reference: http://docs.openstack.org/api/openstack-network/2.0/content/
The start of some developer documentation is available at: http://wiki.openstack.org/NeutronDevelopment
For help using or hacking on Neutron, you can send mail to mailto:openstack-dev@lists.openstack.org.