openvswitch-datapath-source 1.1.0~pre2.g2.ea763e0e-1ubuntu2 (amd64 binary) in ubuntu oneiric

 This package provides the Open vSwitch datapath module source code
 that is needed by openvswitch-switch. The kernel module can be built
 from it using module-assistant or make-kpkg. README.Debian in this
 package provides further instructions.
 .
 Open vSwitch is a full-featured software-based Ethernet switch.