* Ben Pfaff (b...@nicira.com) wrote: > On Fri, Mar 16, 2012 at 04:30:17PM -0700, Chris Wright wrote: > > * Ben Pfaff (b...@nicira.com) wrote: > > > On Fri, Mar 16, 2012 at 04:03:23PM -0700, Jesse Gross wrote: > > > > On Fri, Mar 16, 2012 at 1:13 PM, Ben Pfaff <b...@nicira.com> wrote: > > > > > diff --git a/utilities/ovs-vsctl.8.in b/utilities/ovs-vsctl.8.in > > > > > index 0d858a1..57f76d5 100644 > > > > > --- a/utilities/ovs-vsctl.8.in > > > > > +++ b/utilities/ovs-vsctl.8.in > > > > > @@ -69,7 +69,8 @@ When such a ``fake bridge'' is active, > > > > > \fBovs\-vsctl\fR will treat it > > > > > much like a bridge separate from its ``parent bridge,'' but the > > > > > actual > > > > > implementation in Open vSwitch uses only a single bridge, with ports > > > > > on > > > > > the fake bridge assigned the implicit VLAN of the fake bridge of > > > > > which > > > > > -they are members. > > > > > +they are members. (A fake bridge for VLAN 0 receives packets that > > > > > +have no 802.1Q tag or a tag with VLAN 0.) > > > > > > > > How do we handle this situation? The meaning of vlan 0 can be > > > > ambiguous - some drivers consider it to mean the same thing as > > > > untagged and some consider it to be a vlan just like any other. Do we > > > > actually do anything to deal with this? > > > > > > Not certain what you're asking. This paragraph describes OVS > > > behavior, which should be driver-independent modulo VLAN bugs (that we > > > have several ways to work around). A "fake bridge" is just > > > implemented as OVS ports with tag=0. > > > > Will it isolate traffic? I don't believe that would be accurate. > > Traffic on a fake bridge for VLAN 0 (i.e. ports with tag=0) is > isolated from traffic on fake bridges for other VLANs (i.e. ports with > tag!=0). Neither kind of fake bridge (or port) isolates traffic from > that on trunk ports (e.g. ports with tag=[]).
OK, that's what I meant (isolate from the tag=[]). Sounds good. thanks, -chris _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
