[195574] in North American Network Operators' Group
Re: Last Week's Canadian Fiber Cut
daemon@ATHENA.MIT.EDU (Christopher Morrell)
Mon Aug 28 16:07:33 2017
X-Original-To: nanog@nanog.org
In-Reply-To: <F6E05BBE-2E3C-4552-A5B9-B5435A74B956@paulstewart.org>
From: Christopher Morrell <christopher.morrell.nanog@gmail.com>
Date: Wed, 16 Aug 2017 22:29:34 +0000
To: Paul Stewart <paul@paulstewart.org>, Jared Mauch <jared@puck.nether.net>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
Let=E2=80=99s 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@paulstewart.org> wrote:
> It wasn=E2=80=99t an issue getting transatlantic - it was an issue within=
a
> relatively small region in Eastern Canada talking to the rest of the worl=
d
> 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 =E2=80=A6
>
>
> > On Aug 15, 2017, at 3:52 PM, Jared Mauch <jared@puck.nether.net> wrote:
> >
> >
> >> On Aug 15, 2017, at 1:22 PM, Rod Beck <rod.beck@unitedcablecompany.com=
>
> wrote:
> >>
> >> 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?
> >>
> >>
> >>
> http://www.cbc.ca/news/canada/newfoundland-labrador/concerns-about-backup=
-bell-outage-1.4239064
> >
> > Perhaps some transatlantic fallback? It looks like the only cable out
> there is the Greenland one.. guessing that=E2=80=99s not very competitive=
? It only
> gets you to Iceland it seems.
> >
> > - Jared
>
>
