[BBLISA] GigE and 100 Base T Ethernet?

[David Allan]

> I think CX4 cables are copper, but not UTP.  HP calls them "twinax". 
> Anyway, quite specialized.  CX4 connector (NOT rj45) and 15M max len.

That's right.  CX4s are copper, and they look totally different from RJ45. 
They are roughly the size and shape of a VGA cable, but there's a flat 
tongue with contacts on it that runs down the middle of the connector 
where the middle row of pins would be on VGA.  Here's a picture:

http://www.cablesondemand.com/images/products/NW-CX426MM000.jpg

Dave