I once used a crossover cable with an old 3Com card and a Linksys switch - whatever it sent down the wires, the Ethernet port on that switch was fried and has n

I once used a crossover cable with an old 3Com card and a Linksys switch - whatever it sent down the wires, the Ethernet port on that switch was fried and has never done Tx or Rx since. I bandaged it with electric tape so I don't connect something else, and also in hope it will someday heal. The 3Com card was unscathed. In fact, it is probably feeling stronger after that exertion.