Low cost WDM gear

Mark Tinka mark.tinka at seacom.mu
Sat Feb 7 19:26:28 UTC 2015


On 7/Feb/15 21:17, Phil Bedard wrote:
> Is this for 10G?  I'm kind of assuming 10G. What kind of equipment is 
> being plugged into these?  300km is way beyond what you'll get with a 
> passive solution, it's definitely in the "long-haul" terrtory.  If you are 
> launching out of a router the best pluggable optic you can generally get 
> is rated at 80km, 10GBase-ZR, but even a passive mux at each end shaves 
> some of that distance off. 
>
> 300km is going to require amplifiers at intervals across the span. Who is 
> providing the fiber?  I'd start talking to traditional transport vendors.  
> Ekinops as mentioned is probably decent at a lower price, Adva works well 
> and isn't all that expensive, even Cisco has gear reasonably priced.  If 
> you want to cover 300km on a fiber span though "cheap" isn't really a word 
> I would describe.  It's why people lease circuits. :) 

Agree - US$500 (or thereabout) to cover 300km at a reasonable speed with
some reliability and manageability is a stretch (no pun intended).

Mark.




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