Your Mac requires a FireWire port to go into FWTDM. 6-pin to 6-pin FireWire cable to connec the two Macs together. The one in FWTDM will mount as an external hard drive on the Mac it's connected to.
Mac mini (Mid 2011) 2.7 GHz i7, 8GB RAM, Crucial M4 256GB SSD + 500GB + 1TB FW800 OWC Mercury Elite Pro mini
iPhone 4S • iPod nano 8GB • Sound System Audio Engine A2 • Display UltraSharp U2412M 24"