[c-nsp] XFP, SFP+, ???

Nick Hilliard nick at inex.ie
Tue Oct 20 11:19:53 EDT 2009


On 20/10/2009 15:55, Jeff Bacon wrote:
> Using an external box to condition the wave is an option but now I'm
> paying bux for the colored optics in the box, plus the box, plus the 10G
> to get into the 6500, which seems like a net big lose.

The advantage that this gives you is that you don't end up paying for 
coloured xenpaks or X2s (both of which are ridiculously expensive), and you 
do end with a transmission system which is completely vendor and 
transceiver independent.

"Cheap" is a fluid concept.  Are you measuring "cheap" according to 
up-front capex right now, or by 1Y / 3Y / 5Y tco or whatever your 
depreciation time period is, or by reusability if you change from one 
client transceiver type to another?

Nick


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