say I connect two Macs that support gigabit ethernet. can I use a plain-old crossover cable (cat5) and get "gigabit" speeds? or is there a special gigabit version of cat5? I'm confused. this is a ...

I'm setting up a home office network for my brother-in-law's boss, and he has a large HP office printer that he wants to connect to the network... The ideal solution (in terms of not purchasing more ...