The boot and shutdown, you can forget about that
You want it to connect over Ethernet but not Network? That's only possible using
Cross Link and making manual IP configurations. You will have to connect to PC
once in a while to setup and change settings though.
Check out Infrant ReadyNAS NV+, CS-407 and Thecus N5200... (4 disk based)
Also DS-207+ can hold 2 HDD up to 2TB...
Action at DivXplayer currently...
Good deals on 2TB for €999 only...