17 1 2 3 a a 2 1 3 b c 3 1 2 d e Fig. 1. Traffic demand of a three stations example. Fig. 2. A transmission established by two slots of unicast connectivity realizes the traffic demand in Fig. 1. Relay 1 2 3 N N Subslot 1 Subslot 2 Fig. 3. Wireless MIMO switching. 1 2 3 3 1 2 MIMO switch a a b b e e Slot 1 MIMO switch 1 2 3 2 3 1 a a c c d d Slot 2