[openstack-dev] [Neutron] [Docs] Definition of a provider Network
ihrachys at redhat.com
Tue Jan 19 11:23:53 UTC 2016
Andreas Scheuring <scheuran at linux.vnet.ibm.com> wrote:
> Hi everybody,
> I stumbled over a definition that explains the difference between a
> Provider network and a self service network. 
> To summarize it says:
> - Provider Network: primarily uses layer2 services and vlan segmentation
> and cannot be used for advanced services (fwaas,..)
> - Self-service Network: is Neutron configured to use a overlay network
> and supports advanced services (fwaas,..)
> But my understanding is more like this:
> - Provider Network: The Openstack user needs information about the
> underlying network infrastructure to create a virtual network that
> exactly matches this infrastructure.
> - Self service network: The Openstack user can create virtual networks
> without knowledge about the underlaying infrastructure on the data
> network. This can also include vlan networks, if the l2 plugin/agent was
> configured accordingly.
I believe your understanding and wording is a lot more in line with
reality. It also captures main differences, and does not mention advanced
services that are not really relevant here.
> Did the meaning of a provider network change in the meantime, or is my
> understanding just wrong?
> Andreas (IRC: scheuran)
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