[openstack-dev] [Neutron] [Docs] Definition of a provider Network
bdobrelia at mirantis.com
Tue Jan 19 14:33:01 UTC 2016
On 19.01.2016 15:31, Bogdan Dobrelya wrote:
> On 19.01.2016 15:19, Akihiro Motoki wrote:
>> I agree that the current definition can be improved.
> Here is a docs bug 
>  https://bugs.launchpad.net/fuel/+bug/1513421
I pasted a wrong link, sorry. Here is the correct one 
>> "Provider Network" vs "Self service network" highlights who can
>> provision a network.
>> In my understanding, "Provider Network" is a network provisioned by
>> the cloud operator. Practically the operator cannot provision a network
>> for a tenant, so a single provider network is shared by tenants.
>> On the other hand, "Self-service network" scenario allows OpenStack users
>> to provision their own networks.
>> In the scenario of "provider network", a single network is shared by
>> multiple tenants.
>> and network-related Neutron API calls should be disallowed for tenants.
>> It is reasonable to disallow tenants to provision routers, firewalls
>> or VPNs as well.
>> LBaaS can be used.
>> I hope this helps improve the text.
>> 2016-01-19 16:33 GMT+09:00 Andreas Scheuring <scheuran at linux.vnet.ibm.com>:
>>> 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.
>>> Did the meaning of a provider network change in the meantime, or is my
>>> understanding just wrong?
>>> Andreas (IRC: scheuran)
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