Vytautas Valancius gave a great demo of the BGP Session Multiplexer ("BGP Mux") at the GENI Engineering Conference 6 in Salt Lake City, UT. The BGP Mux is a system to provide interdomain routing connectivity to virtual networks and data center applications.
For more information about our GENI-funded project, please see our project web page at geni.net.
Here's a video summarizing Valas's demo: