[arm-allstar] Next gen architecture questions

Thu Jan 9 18:17:18 EST 2020

Pete - I personally found this article/video quite interesting:
https://www.chrishoodblog.com/connect-dmr-to-allstar-with-a-virtual-bridge-server/

The real general purpose doc seems to be here:
https://docs.google.com/document/d/1eN50Csr29eAprBu7eKA0Bfa2XUcsXw5iktY1Ey-Qjkg/edit

Alessio IZ4EFN

On Thu, Jan 9, 2020 at 9:52 PM "Peter N0ECT via ARM-allstar" <
arm-allstar at hamvoip.org> wrote:

> Doug,
>
> What is the web page link to the (experimental Allstar/DMR) documentation?
> Nothing found reading  HamVOIP.org
>
> Thanks
> -pete
>
> -----Original Message-----
> From: ARM-allstar [mailto:arm-allstar-bounces at hamvoip.org] On Behalf Of
> "Doug Crompton via ARM-allstar"
> Sent: Thursday, January 09, 2020 12:58 PM
> To: ARM Allstar
> Cc: Doug Crompton
> Subject: Re: [arm-allstar] Next gen architecture questions
>
> Alessio,
>
>    Hamvoip while primarily an amateur radio system can also be used
> privately. The only requirements are that EACH end knows the IP address and
> IAX port of the other end. This is stored in the [nodes] stanza of
> rpt.conf. We do not support commercial use but many private systems exist
> and used privately there is no need to have a radio licence if no
> transmissions are via RF. As far as bridging to other services is concerned
> this is up to the individual. Both Echolink and IRLP bridging are currently
> used as well as DMR experimentally. Bridging of services should always be
> with the permission of whomever you are connecting to. Some nodes or hubs
> frown on the connection of certain modes.
>
> Our primary goal is the improvement of the Allstar mode. While we may make
> bridges possible to other modes the development of those modes and the
> connection to those nodes is up to others. We are not in the Echolink,
> IRLP, DMR, Dstar, etc. business.
>
> So the bottom line is you can do as you wish with the software, public,
> private, bridges, etc.
>
>
> *73 Doug*
>
> *WA3DSP*
>
> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>
> On Thu, Jan 9, 2020 at 9:28 AM "Alessio Sacchi via ARM-allstar" <
> arm-allstar at hamvoip.org> wrote:
>
> > Thanks Doug, let me provide some context to qualify my questions better.
> > Maybe of interests to many here.
> >
> > Attached is the draft architecture I am planning on. Regardless of
> hamvoip
> > or DMR systems, the reason for the private cloud is due to the fact all
> of
> > my remote locations will be soon connected together over a private fiber
> > backbone provided by the State. So that network will always be up and I
> > should better plan on having my HUBs (for hamvoip and for DMR) over that
> > same network instead of the public cloud. Similarly, Echolink and AIX
> ports
> > can stay in the public cloud as users would be locked out anyways if my
> > private cloud loses internet access - this also helps keeping unnecessary
> > load away.
> >
> > Regarding distinctive courtesy tones, I am using them today at SITE 1.
> They
> > work perfectly as the two simplex ports are connected to the duplex 70cm
> > port which is the main one where radio users are. I understand these
> tones
> > don't propagate via Allstar network, but the limitation seems to be with
> > the number of nodes to propagate through, not the type of node. Let me
> > explain.
> > My nodes are all private to Allstar network. As per my schema, what I
> would
> > like to do is to have a distinct tone (I use EL in CW today on SITE 1
> where
> > the Echolink port is also locally connected) when an Echolink user
> unlinks
> > from the Echolink port in the public cloud which is connected to my radio
> > ports via a HUB in the private cloud. This would be a 2 step jump:
> Echolink
> > port to HUB to Radio Port.
> >
> > So my question is: this would not work today as courtesy tones only
> > propagate for 1 step - even if my nodes are all private, correct?
> >
> > I would love to help with the PI farm testing when you are ready. I have
> a
> > real use case I want to deliver to my users - concern is latency as I
> guess
> > you would start with a hosting location in the US which may add several
> ms
> > from Europe. Worth doing some tests.
> > Also, back to my diagram... I foresee users on this type of public clouds
> > for our scope will most likely need to setup other machines other then
> just
> > hamvoip - DVSWITCH, HBlink, etc. I guess you are considering that.
> >
> > Thank you
> > Alessio
> >
> > On Thu, Jan 9, 2020 at 3:17 AM "Doug Crompton via ARM-allstar" <
> > arm-allstar at hamvoip.org> wrote:
> >
> > > Alessio,
> > >
> > >   Courtesy tones are local only. They do not propagate the Allstar
> > network.
> > > Hamvoip instituted a distinct courtesy tone capability where you can
> > assign
> > > different courtesy tones for different nodes. See the howto on distinct
> > > courtesy tones at hamvoip.org. Courtesy tones can be tones, CW, or
> > actual
> > > sound files. Of course you would not want it to be long in duration.
> > >
> > > Things have changed greatly in the last few years and as long as you
> have
> > > Internet availability and bandwidth the Pi, especially the Pi4 in turbo
> > > mode should handle anything you throw at it. There is a PC version in
> > alpha
> > > but I would not count on it being released any time soon or at all.
> There
> > > is also a "Pi farm" in the works which would allow users to lease a Pi4
> > on
> > > a high bandwidth connection remotely with Hamvoip SW installed. This
> > would
> > > primarily be for users who do not have the Internet available or who
> have
> > > limited bandwidth access.
> > >
> > >
> > > *73 Doug*
> > >
> > > *WA3DSP*
> > >
> > > *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
> > >
> > > On Wed, Jan 8, 2020 at 9:07 PM "Alessio Sacchi via ARM-allstar" <
> > > arm-allstar at hamvoip.org> wrote:
> > >
> > > > Hi - working on the next gen architecture for my nodes at the moment.
> > Two
> > > > questions
> > > >
> > > > - Currently, courtesy tones only propagate for 1 hop. Any plan or
> > > > technical impediments for multi-hop courtesy tones? Use case:
> multiple
> > > > nodes connected though a central hub.
> > > >
> > > > - I may have to run a hub in the public cloud. Any non RPi software
> > > > available/planned?
> > > >
> > > > Thank you
> > > > Alessio IZ4EFN
> > > > _______________________________________________
> > > >
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> > > > ARM-allstar at hamvoip.org
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> > > >
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> > > >
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> > >
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> > >
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> > >
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> >
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> >
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