Last Week's Canadian Fiber Cut
christopher.morrell.nanog at gmail.com
Wed Aug 16 22:29:34 UTC 2017
Let’s not forget that all POTS and cell service was offline during the
outage - even for local and 911 service.
There is some high level of dependence on some equipment in Quebec and/or
westward which should not be there.
A double fault like that should not knock out all local service for 4 out
of 10 provinces. I would expect that an architectural review is under way.
On Wed, Aug 16, 2017 at 16:14 Paul Stewart <paul at paulstewart.org> wrote:
> It wasn’t an issue getting transatlantic - it was an issue within a
> relatively small region in Eastern Canada talking to the rest of the world
> for certain carriers. There were several smaller carriers/providers not
> affected - just happens the local incumbent telco and one of their larger
> competitors got knocked out …
> > On Aug 15, 2017, at 3:52 PM, Jared Mauch <jared at puck.nether.net> wrote:
> >> On Aug 15, 2017, at 1:22 PM, Rod Beck <rod.beck at unitedcablecompany.com>
> >> Did we ever get any resolution on why this was such a big outage?
> Appears there were two fiber cuts. Were the fibers damaged in the same
> conduit? Is this a collapsed ring scenario?
> > Perhaps some transatlantic fallback? It looks like the only cable out
> there is the Greenland one.. guessing that’s not very competitive? It only
> gets you to Iceland it seems.
> > - Jared
More information about the NANOG