[j-nsp] EX4600 QSFP+

[Kevin Day]

> On Jun 10, 2016, at 11:00 AM, Phil Mayers <p.mayers at imperial.ac.uk> wrote:
> 
> On 10/06/16 16:55, Paulhamus, Jon wrote:
>> Hello Group -
>> 
>> Is anyone aware of any optics for an EX4600 QSFP+ that reach 80km?
> 
> I have never seen such a thing. Traditional line-encoding would I think need dispersion compensation for that bitrate at that distance; you may end up using a DWDM muxponder w/ coherent line-side or similar if you really need to reach that distance on 40G.
> 
> Interested to hear if anyone else knows of a pluggable that works at that bitrate/distance combo, though?

This is kind of a hack but probably would work:

http://www.10gtek.com/qsfp-extender <http://www.10gtek.com/qsfp-extender>

One of these on each end with 10G ZR or 80km DWDM optics.