[c-nsp] 40G on longer than 10km distances

[Tom Hill]

On 07/11/14 16:12, Eric Lauriault wrote:
> What do people on this list do to get 40Gbits over distances longer than
> 10km on Nexus 7700 or Cat SUP2T? Is there a specific 40GBASE-ER module
> vendor you could recommend?

Doesn't appear to be much in the way of 40GBASE-ER4 available yet.
Although you might want to e-mail FlexOptix, as they appear to be
expecting some samples around about now:
http://www.flexoptix.net/blog/en/2014/05/the-qsfp-transceiver-comparison/

Otherwise, you're stuck with 4x 10GBASE-*something* (1510nm WWDM, CWDM,
DWDM, etc.)

-- 
Tom