RE: Ethernet link force-up

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On Tue, 2010-05-25 at 14:28 -0700, Jeff Haran wrote:
> I don't know about your particular hardware, but some hardware is
> designed to not transmit in cases like this to prevent eye injury. Do
> yourself and everybody else in that lab a favor and make sure the
> unconnected TX is covered up. Some of those lasers are surprisingly
> high power. The infrared frequencies used may be invisible to the
> human eye, but that won't stop them from burning your retina if the
> beam happens to enter one of your pupils. 

DoH!  Fiber.  I was thinking ethernet.

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