[AusNOG] Copper versus fibre in the DC

Julien Goodwin ausnog at studio442.com.au
Sat Oct 12 19:17:48 EST 2013


On 12/10/13 19:11, Reuben Farrelly wrote:
...
> What about Multimode Fibre though, given:
> 
> - It's often around half the price of single mode fibre, both in terms
> of optics and fibre media (per meter)
> 
> - It can do 1G/10G/40G/100G as well with OM4, albeit at smaller
> distances than single mode - but still much more than copper.  OM4 can
> do 10G at 550 meters with SR optics, for example.

But it does that with 4 or ten pairs. Single mode does it with a single
pair (usually).

This pretty much eliminates any value from structured cabling.

> Unless I'm missing something, I don't see why multimode wouldn't be a
> viable option also [happy to be corrected if there's something I'm
> missing here].



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