On Feb 7, 2014, at 2:42 AM, Li, Chen <chen...@intel.com> wrote: > Hi, > > Any update for the document about how to create network with Multi-Segemnt?? > Unfortunately I have been traveling for the OpenDaylight Summit last week and I have not had time to write this up yet. Have you tried creating the multi-segment network yet? Is your plan to “bridge” the networks together in a ToR somewhere? Since these are provider networks, that’s currently the assumption.
> Thanks. > -chen > > -----Original Message----- > From: Kyle Mestery [mailto:mest...@siliconloons.com] > Sent: Wednesday, January 22, 2014 10:27 PM > To: Li, Chen > Cc: openstack@lists.openstack.org > Subject: Re: [Openstack] How to enable Modular L2 Multi-Segemnt Network > > > On Jan 21, 2014, at 8:45 PM, Li, Chen <chen...@intel.com> wrote: > >> Hello list, >> >> I noticed there is a blueprint named "Modular L2 Multi-Segment Network API" >> : https://blueprints.launchpad.net/neutron/+spec/ml2-multi-segment-api. >> >> I want to enable it in my set-up, to help me understand: >> 1. What is a multi-segment network > > A multi-segment network is exactly as it sounds: A single Neutron network > which is comprised of multiple, disparate individual segments. These could be > the same type, such as both VLANs or both GRE tunnels. But they conceptually > make up a single Neutron network. > >> 2. How it works. > > Internally, ML2 will ensure these are both part of the same network. However, > for traffic to flow individually between them, you will need to "bridge" (for > lack of a better > word) these networks together externally. The typical use case here would be > something like a VXLAN to VLAN GW, which could be done in a ToR which > supports both VLANs and VXLANs. At some point we plan to implement this > "bridging" using a vSwitch such as OVS as well. > >> 3. Why would people need this kind of network configuration usage. > > If you have some devices, VMs, or hosts on one type of network (e.g. VLAN), > and you want to provide access to devices, VMs, or hosts on another type > (e.g. VXLAN), this allows you to do that. > >> 4. How the performance would looks like. > > The performance would be dependent on the underlying system which is > translating the network types. > >> >> But, I didn't find any guide for this. >> >> Anyone can help me on this ? >> Something I should read ? >> >> Some steps/commands I should run to create the network ? >> > The steps to use this are not documented, and that needs to be addressed. > Vish was going to have a look at this and see what he could setup, if he has > done that maybe he'll reply here. Otherwise, I'll come up with some rough > documentation and send it out. > > Thanks, > Kyle > >> Thanks. >> -chen >> >> _______________________________________________ >> Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >> Post to : openstack@lists.openstack.org >> Unsubscribe : >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > _______________________________________________ Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack Post to : openstack@lists.openstack.org Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack