The FireWire cord connecting a Mac and a PC can speed up the file transfer process between both machines. Each computer needs to have an operating system of either Windows XP or Mac OS X or higher for this to work. Each computer also needs a FireWire port and a specialized file-transfer client. This file transfer protocol (FTP) is not necessary when connecting a Mac to a Mac or a PC to a PC. You can transfer large files, such as videos, or smaller files, such as individual songs or documents. 192.168.3.1 Click “OK” to save. Writer Bio