There's this little series of numbers that goes something like "1, 2, 3, 6" to which the audience responds "3, 6, 1, 2". Sure, it's not exactly the most exciting call and response game ever devised, but it will help you remember the pattern for making an ethernet crossover cable.
Or you could just carry the Ethernet Crossover Adapter on your keyring and forget about those stupid numbers. Along with our Ethernet Loopback Jack, the crossover adapter could just help you out of a tight network jam. And besides, having this adapter on your keyring quietly shows the world your status as a prepared geek.
Also has these features.