[c-nsp] Upgrading to 40G

[Mikael Abrahamsson]

On Fri, 28 Feb 2014, Pshem Kowalczyk wrote:

> At this stage we wouldn't be able to justify the spend to go 100G on 
> ASR9k. We're not talking about a single router or interface here, but 
> quite a few. Besides - that doesn't really answer the question what to 
> do with distances over the 10km.

When 40GE and 100GE was standardized it was taken for granted that 40GE 
would be used to connect servers and perhaps a little inter-building 
backhaul, because of that only up to 10km was standardized.

If you want longer reaches, you have to do 100GE.

-- 
Mikael Abrahamsson    email: swmike at swm.pp.se