On 06/06/2013 10:50 AM, michael gurstein wrote: > Thanks Richard and this runs on the open Internet? > > M > Don't know the details about how they communicate from the end points to the back-end, but it is easy to assume that it relies on Internet infrastructure at some point in some way. I would find it hard to imagine other configurations.
> -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Richard > Brooks > Sent: Thursday, June 06, 2013 10:00 AM > To: liberationtech > Subject: Re: [liberationtech] Airline Shutdown Because of Loss of Internet > Service? > > > On 06/06/2013 03:45 AM, michael gurstein wrote: >> This is probably not a Liberation issue directly but I'm not sure >> where else to address it... >> > >> Sunday I was flying (Porter Airlines--small short hop Canadian >> carrier) from NYC to Ottawa, ON with a plane change in Toronto. When >> we arrived in Toronto we were informed that "because the Internet was >> down" planes were not able to land or depart. The company's service >> was completely shut down for roughly 4 hours until the "Internet >> service" was restored (presumably by their ISP). >> >> I understand that other airlines have had similar experiences recently. >> >> My question... how exactly is Internet service so intertwined with >> flight operations that service can function only if the Internet is > operational? >> (And I guess the Liberation angle... if this is now pervasive for all >> airlines what is the hackable element of all this and where are the >> points of vulnerability etc.etc.? >> > > This one is easy. Logistics. Airlines have enormous optimization routines > mapping planes, crews and passengers to flights. This allows them to shave > off overhead and make a profit. If the network is down, they won't know who > should fly where. > >> M >> >> >> >> -- >> Too many emails? Unsubscribe, change to digest, or change password by >> emailing moderator at [email protected] or changing your settings >> at https://mailman.stanford.edu/mailman/listinfo/liberationtech >> > > -- > Too many emails? Unsubscribe, change to digest, or change password by > emailing moderator at [email protected] or changing your settings at > https://mailman.stanford.edu/mailman/listinfo/liberationtech > > -- > Too many emails? Unsubscribe, change to digest, or change password by > emailing moderator at [email protected] or changing your settings at > https://mailman.stanford.edu/mailman/listinfo/liberationtech > -- Too many emails? Unsubscribe, change to digest, or change password by emailing moderator at [email protected] or changing your settings at https://mailman.stanford.edu/mailman/listinfo/liberationtech
