[TheList] TheList Digest, Vol 125, Issue 7

Thu Jun 18 16:18:59 AEST 2020

Here a link to what I was reading interesting stuff...
https://www.police.govt.nz/about-us/programmes-and-initiatives/next-generation-critical-communications-ngcc?nondesktop

Sent from my Samsung Note

On Thu, 18 Jun 2020, 17:24 , <thelist-request at radiowiki.org.nz> wrote:

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>    1. Re: This is not good news (Radio Engineering)
>    2. Re: This is not good news (DogSecurity - Richard)
>    3. Re: TheList Digest, Vol 125, Issue 6 (Glen Grenfell)
>    4. Re: This is not good news (Darryl Healy)
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> Message: 1
> Date: Thu, 18 Jun 2020 15:18:39 +1200
> From: Radio Engineering <radio.restorations at gmail.com>
> To: thelist at radiowiki.org.nz
> Subject: Re: [TheList] This is not good news
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> The new emergency services communication network is already in the
> planning stages, it has been mentioned here previously.
> Ambos and Fire will be on the network which is all digital-based, but word
> is they will not be encrypted. There really is no need for them to be.
> There's actually no need for Police to be encrypted either, but that's a
> whole other argument.
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> Message: 2
> Date: Thu, 18 Jun 2020 15:59:16 +1200
> From: DogSecurity - Richard <richard at dogsecurity.co.nz>
> To: thelist at radiowiki.org.nz
> Subject: Re: [TheList] This is not good news
> Message-ID: <7a9cfc5c-4b4a-2e34-ab05-c1ffc735c3c4 at dogsecurity.co.nz>
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>
> Encryption itself isn't expensive at all.? You use the same radios, in
> fact a lot of St John radios are already TP9400 and TM9400s, new builds
> are all getting the new radios.? They will need to purchase a trunking
> key per radio to use the new network, but that can be added later on
> when the new codeplug is uploaded to the radio.
>
> I haven't done encryption on any Tx9400s, but for TM/TP93 and MotoTRBO
> radios, to encrypt is literally about 5 more seconds of work for the
> programmer.? Now if they use fancy high end encryption, then you use a
> keyloader which is a hardware device.
>
> Fire will potentially have a harder time, due to the way the vehicle
> wiring is installed... The story I was told is that it's cheaper for
> them to repair the T2000 based equipment than to swap each vehicle over
> to TM8200s (changing from an 8200 to a 9400 is straightforward as you
> only need to replace the head and the body - the remote cable in between
> is the same)
>
> Reports I've read is that NGCC will be RF, Cellular and satellite based,
> however will need to be compatible with the existing P25 network in use
> in Auckland, Wellington and Christchurch.
> On 18/06/2020 13:53, Darryl Healy wrote:
> >
> https://www.tvnz.co.nz/one-news/new-zealand/radio-network-used-emergency-services-predicted-fail-2023
> >
> >
> > Could this be something like terrestrial trunked radio or something
> > more IP based?
> > I doubt ambos and fire would go down the expensive ENCRYPTED route,
> > sounds like a larger more secure cellular mobile based system?
> >
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> Message: 3
> Date: Thu, 18 Jun 2020 16:54:22 +1200
> From: Glen Grenfell <grenfell.glen at gmail.com>
> To: thelist at radiowiki.org.nz
> Subject: Re: [TheList] TheList Digest, Vol 125, Issue 6
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>
> This new system has been spoken about for some time, its will be worked
> from the spark cellular network starting with police  with the long term
> plan is to include the other services. There is a document out there that
> explains the roll out. Cant remember the name of it.
>
> Sent from my Samsung Note
>
> On Thu, 18 Jun 2020, 14:00 , <thelist-request at radiowiki.org.nz> wrote:
>
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> >    1. This is not good news (Darryl Healy)
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> > Message: 1
> > Date: Thu, 18 Jun 2020 13:53:45 +1200
> > From: Darryl Healy <darryl0768healy at gmail.com>
> > To: thelist at radiowiki.org.nz
> > Subject: [TheList] This is not good news
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> > Q at mail.gmail.com>
> > Content-Type: text/plain; charset="utf-8"
> >
> >
> >
> https://www.tvnz.co.nz/one-news/new-zealand/radio-network-used-emergency-services-predicted-fail-2023
> >
> > Could this be something like terrestrial trunked radio or something more
> IP
> > based?
> > I doubt ambos and fire would go down the expensive ENCRYPTED route,
> sounds
> > like a larger more secure cellular mobile based system?
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> Message: 4
> Date: Thu, 18 Jun 2020 17:02:38 +1200
> From: Darryl Healy <darryl0768healy at gmail.com>
> To: thelist at radiowiki.org.nz
> Subject: Re: [TheList] This is not good news
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> So is the data and satellite function going to work off cell towers and
> radio comms off dedicated repeaters or are they all off the cell towers?
> With the assumption of P25 for all I'm guessing radio will not be off cell
> towers?
> England have terrestrial trunked radio which is more cellular than
> anything.
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