FlowForwarding/of_protocol — pull request #55 by mentels (2013-10-25 12:34:44+00:00)
Title: Add OFPVID_PRESENT and OFPVID_NONE values for matching on VLAN tags

These values are used to indicate special conditions in matching
VLAN tagged frames.
(Motivated by FlowForwarding/LINC-Switch#134).