\_ SMTP quoth Brian Cluff on 10/5/2001 09:16 as having spake thusly: \_ \_ It doesn't matter which one you use, as long as you use the same one for \_ both sides. Ethernet actaully only uses 1,2,3,6 and if you look at the \_ colors that are left over after you take out the unused ones you 'unused'? So if I were being pointlessly cheap, I could use one strand of cat5 to populate two jacks? Or are they carrying important grounding information? David