[ovs-discuss] VLAN problem on Xenserver OVS and NOX

Jesse Gross jesse at nicira.com
Thu Feb 16 03:10:53 UTC 2012

On Wed, Feb 15, 2012 at 6:41 PM, Aaron Rosen <arosen at clemson.edu> wrote:
> Would packets be sent to the controller with or without vlan tag?
> Either way the only action you should need is output I think (You
> shouldn't need to add OFPAT_SET_VLAN_VID before output)?  One issue
> you could be running into here is that pyswitch would not let you have
> duplicate MAC addresses on the different vlans on a single datapath
> (since it groups it's learning by mac/dpid).

The packets will be exactly as they are on the wire.  This means that
they'll be received with tags on trunk ports and the tags need to be
added/removed when communicating with access ports.

The controller also needs to do vlan-aware learning/flooding.

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