Yes. In fact, apple’s AirPort Extreme units do that for macs in the house though their zeroconf networking. On sleep, the airport borrows the address and ARPs i

Yes. In fact, apple’s AirPort Extreme units do that for macs in the house though their zeroconf networking. On sleep, the airport borrows the address and ARPs it. On traffic to that IP, it holds it, sends a special wake packet to the sleeping nic, and then re-sends the packet to with the real MAC, and the waking machine picks it up.