[AusNOG] EFPOST terminals down
scott at doc.net.au
Mon Jun 22 13:38:17 EST 2020
How does that imply it's not robust?
100% of all Mastercard transactions in Australia used to go via a single
server (and for all I know, still do). But there was redundancy upon
redundancy (including failover to multiple other systems in different
locations) in the event that something went wrong...
On Sun, Jun 21, 2020 at 8:15 PM Jason Xiros <jason.xiros at gmail.com> wrote:
> I'm not sure the EFTPOS network is as robust as people believe. There was
> a time perhaps seven or eight years ago when 50% (or more) of all
> transactions in Australia went through a single data centre on the Pacific
> Hwy in North Sydney.
> Kind regards,
> > Date: Mon, 22 Jun 2020 09:06:36 +0930
> > From: John Edwards <jaedwards at gmail.com>
> > To: Chris Hurley <chris at dragonrail.com.au>
> > Cc: "<ausnog at lists.ausnog.net>" <ausnog at lists.ausnog.net>
> > Subject: Re: [AusNOG] EFPOST terminals down
> > Message-ID:
> > <CAOSsYkr=
> 19BQ+qNjSaDuVUVDuctOyd0qg3z5PLhvdHdCLvOy0A at mail.gmail.com>
> > Content-Type: text/plain; charset="utf-8"
> > Tips are low priority areas for mobile coverage. They are deliberately
> > built where no-one else is, such that they would account for the majority
> > of an expensive mobile sector.
> > I imagine that most EFTPOS terminals are still 3G. If 3G failed, most of
> > with a smartphone less than 5 years old wouldn't notice.
> > So if there's a 3G network failure:
> > - Terminals would usually migrate to another cell, there are probably
> > not multiple cells covering a tip
> > - There is still LTE coverage there, so no customers are screaming for
> > the failure to be fixed
> > - The network is aging so failure is common
> > - Parts are hard to get or expensive because its old
> > - Social Distancing is mutually exclusive to how teams of mobile
> > riggers normally operate, so there's a backlog of faults
> > - Coverage of a tip with a handful of regular customers is low priority
> > for a fix, no manager is escalating this over other faults
> > - Some WFH people nearby are smashing the local 3G network with their
> > old USB 3G adapters that are now on an unlimited download plan
> > In summary, it's probably not a cyberattack.
> > John
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