Miscellaneous --------Internet--------
                  |                  | 
....... Hand-held ----Wifi---------- CE/HA server (Pluto/LMCE?) ----------PoE (existing aircon network)...
                  |                  |                                 |--Wifi? (2.4ghz 802.11n)...
                   --Irda            |                                 |--IR?...
                         |           |_IR bridge__CE devices           |
                         |                                             |--Powerline?...
                         |_CE devices                                  |
                                                                       |_Proprietary RF:
                                                                        Zigbee,Zwave,Insteon,X10 etc.
                                                                        One or combination...

                                                                                        HA/CE end devices ===>