Re: Coverage of the .to internet outage

2022-01-20 Thread John Levine
It appears that Aaron C. de Bruyn via NANOG said: >> If you're a small pacific island nation state with a limited budget, and a >> working submarine cable, maintaining a SCPC geostationary satellite service >> that might be $20,000 a month (on 36-60 month term) in transponder kHz may >> seem like

Re: Coverage of the .to internet outage

2022-01-20 Thread scott
From: "Jay R. Ashworth" This piece: https://www.npr.org/2022/01/18/1073863310/an-undersea-cable-fault-could-cut-tonga-from-the-rest-of-the-world-for-weeks drills down to this piece with slightly more detail:

Re: What do you think about this airline vs 5G brouhaha?

2022-01-20 Thread Brandon Martin
On 01/19/2022 03:47, Masataka Ohta wrote: That's not saturation. Saturation means a receiver does not have adequate dynamic range. With digital processing under saturation, effective number of bits is reduced. That is, some necessary bits are lost, which is not "everything that's there". I

Re: Telia is now Arelion

2022-01-20 Thread bzs
See: https://en.wikipedia.org/wiki/RealNames On January 20, 2022 at 11:16 nanog@nanog.org (Aaron C. de Bruyn via NANOG) wrote: > On Wed, Jan 19, 2022 at 10:29 AM james.cut...@consultant.com < > james.cut...@consultant.com> wrote: > > As in any other company, the Marketing Department

Re: Telia is now Arelion

2022-01-20 Thread Aaron C. de Bruyn via NANOG
On Wed, Jan 19, 2022 at 10:29 AM james.cut...@consultant.com < james.cut...@consultant.com> wrote: > As in any other company, the Marketing Department has to find some > activity to prove their worth. > I don't think you realize just how much effort you have to put into finding a vaguely

Re: Coverage of the .to internet outage

2022-01-20 Thread Aaron C. de Bruyn via NANOG
On Thu, Jan 20, 2022 at 10:21 AM Eric Kuhnke wrote: > If you're a small pacific island nation state with a limited budget, and a > working submarine cable, maintaining a SCPC geostationary satellite service > that might be $20,000 a month (on 36-60 month term) in transponder kHz may > seem like

Re: [External] Re: What do you think about this airline vs 5G brouhaha?

2022-01-20 Thread Keenan Tims
On 2022-01-20 00:49, Mark Tinka wrote: Furthermore, the AoA "Disagree Alert" message that would need to appear on the pilot's display in the case of an AoA sensor failure, was an "optional extra", which most airlines elected not to add to the purchase order, e.g., Air Canada, American Airlines

Re: Coverage of the .to internet outage

2022-01-20 Thread Eric Kuhnke
If you're a small pacific island nation state with a limited budget, and a working submarine cable, maintaining a SCPC geostationary satellite service that might be $20,000 a month (on 36-60 month term) in transponder kHz may seem like a very large ongoing expense. Ideally it would be possible to

RE: Telia is now Arelion

2022-01-20 Thread aaron1
R-Lion, sounds like a grocery store. Thanks for the heads-up that one of my 100g inet connection providers just changed. You beat my account rep to it. -Aaron From: NANOG On Behalf Of Justin Krejci Sent: Wednesday, January 19, 2022 11:59 AM To: nanog@nanog.org Subject: Telia is

Re: What do you think about this airline vs 5G brouhaha?

2022-01-20 Thread Dennis Glatting
On Wed, 2022-01-19 at 16:37 -0500, Scott McGrath wrote: > I’m guessing you are not a pilot,  one reason aviation is resistant to > change is its history is written in blood,    Unlike tech aviation is > incremental change and painstaking testing and documentation of that > testing.   > True.

Re: What do you think about this airline vs 5G brouhaha?

2022-01-20 Thread Carsten Bormann
On 2022-01-19, at 02:39, John Levine wrote: > > > tl;dr while interference is certainly possible in theory, […] Reminds me of the first few years I had a handheld digital cellphone (GSM). There was a theoretical possibility that the (up to 2 W) RF pulses from the phone could trigger the

Re: What do you think about this airline vs 5G brouhaha?

2022-01-20 Thread Bryan Fields
On 1/19/22 10:33 PM, Jay Hennigan wrote: > On 1/19/22 18:31, Bryan Fields wrote: >> The narrower the filter is, >> the higher the loss is. The greater the stopband attenuation is, the more >> elements required and more ripple is present in the pass band. Now granted >> for avionics, this is

Re: What do you think about this airline vs 5G brouhaha?

2022-01-20 Thread Mark Tinka
On 1/19/22 23:57, nano...@mulligan.org wrote: Scott - a side note to clarify things... The 737 Max8 problem was NOT due to lack of testing or non-incremental changes.  The system was well tested and put through it's paces.  It was a lack of proper pilot training in the aircraft and its