Multi-mode relays for relay enhanced networks

摘要

It is provided an apparatus, a system, a method, and a computer program product for multi-mode relaying. Specifically, a radio base station and a relay node connectable with each other by a second out-of-band wireless link or by a link via internet in addition to an in-band link are described. The in-band link is preferably used to control the activation/deactivation of the second link.