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RE: 850 nm solutions

Hi Corey,

could you please clarify the statement below?  Where on earth
does this half-meter length spec for 1000BASE-CX come from?
Copper GBICs should be good for from 5 to 20 meters at 
gigabit rates.


Ed Grivna

> Speaking as a customer, we would likely make use of almost 
> as many 10M links as those > 10M.  We currently use GigE 
> links for both servers (1500 MTU and Jumbo) and as connections 
> for distribution switches.  We find the 0.5M Copper GBIC's less 
> than useful, but about 35% of our links are <=10M.  A low-cost 
> 10-25M Coax would be quite useful as most of our connections in 
> the data centers can utilize this length.  The three predominant 
> uses for our 1G connections today are spread fairly evenly 
> about 1/3rd each:

> Corey McCormick
> CITGO Petroleum
> corey@xxxxxxxxx