Hi, Sorry for reviving an old thread. To clarify, does the packet itself contain the tunnel_key of the datapath binding? If so, what exactly is the structure of a packet in this case or where in the packet would I find this field?
Thanks, Brendan On Wed, Nov 4, 2015 at 1:00 PM, Ben Pfaff <b...@nicira.com> wrote: > On Wed, Nov 04, 2015 at 11:34:07AM -0500, Brendan Chang wrote: > > I'm using OVN for a project for network performance isolation and I was > > wondering if there are any packet headers or fields which tell what > logical > > network they came from? > > > > For example, if I had two isolated logical networks where switch 1 > connects > > clients A and B and switch 2 connects clients C and D, is there some > field > > which tells if a packet came from the first network or the second? > > Yes, the network of a packet is encoded in the encapsulation. See > "Tunnel Encapsulation" in ovn-architecture(7). > > (A packet that traverses a logical router passes through multiple > networks. The one that appears on the wire would be that of the > destination logical switch.) >
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