"But if provider 1 has its 1 fibre on the CN line and provider 2 has its 1 fibre along CP line (or road), then you can get diversity by getting bandwidth from both."
That's not diversity. That's just a matter of time before the same backhoe catches them both. :) On Fri, Oct 13, 2017 at 6:00 PM, Jean-Francois Mezei < jfmezei_na...@vaxination.ca> wrote: > On 2017-10-13 17:20, Clinton Work wrote: > > > > My understanding is that nobody has a 2nd diverse fiber route north of > > the great lakes from Winnipeg to Toronto. Every provider makes use of > > a fiber route south of the great lakes thru the US in order to provide > > diversity. > > But if provider 1 has its 1 fibre on the CN line and provider 2 has its > 1 fibre along CP line (or road), then you can get diversity by getting > bandwidth from both. > > > > The following map shows that the CN rail and CP Rail lines across over > > each other at multiple times from Winnipeg to Toronto. > > At Rennie MB, the CN line has a bridge over the CP line. Between Sudbury > and Toronto, you may have to live with the crossings. But I suspect they > are bridged too (with some interchange points near Sudbury). > > Ideally, there would be some link leftover from when there were tracks > between Ottawa and Sudbury. Tracks remain between Mattawa and Sudbury. > (Ottawa-Mattawa removed circa 2012). Bell Canada still wants to serve > those areas even if tracks no longer present. > > > > Note: road has interesting side effects. A new bridge on highway 17 > "broke" when it got too cold: the stay cables on suspension bridge > contracted and ended up lifting bridge deck by about 1m above ground > level. So any fibre conduits would have been severed as it crossed from > ground to bridge. >
