draft-weniger-mobopts-mip6-cnlocpriv-00 Basic idea MN reverse tunnels to HA that is preferably located: Close to the CN (for strong location privacy) Close to the path between MN and CN (for good routing efficiency) This Optimized Routing Home Agent (ORHA) is used for optimized communication with CN CN IRHA ORHA CN sees HoA_OR (& HoA_IR) reverse tunneling MN |