Very good info, I have had some conversation with a local networking guru and 
the discussion went very much the same way.

Danke Reiner!

--- In [email protected], "DH9FAX" <reiner.w...@...> wrote:
>
> John,
> 
> as I understand the Icom software it depends on an IP based transport
> network with one trust server, where the gateway servers connects to. I
> think it is not possible to build a mesh network with this version.
> 
> But I think you can build your own network with several ID-1 and simple
> routers, set up with small IP network segments and fixed routes between
> them. One small example:
> 
>   H3router_ID-1~ID-1_H2router_ID-1~ID-1_MCCrouter_ID-1~ID-1_H1router
>      |                 |                   |                 |
>    H3LAN             H2LAN               MCCLAN            H1LAN
> 
> In my example you have Hospital 3 not seeing the MCC, but Hospital 2. 2
> and 1 can connect to MCC directly. The H3router needs two LAN interfaces
> with two separate IP networks. Between H3router and H2router is the same
> IP network. H2router needs 3 interfaces and 3 networks. The MCCrouter
> needs 3 interfaces and 3 networks. Every router needs static routes,
> where to find all the other networks.
> 
> It should also be possible to run a tunneled network over all routers,
> but the ID-1 is only half-duplex capable as I know and this may cause
> bandwidth reduction. I'm not sure about this. You need to ask a better
> IP guru.
> 
> 73 de Reiner, dh9fax
> 
> 
> --- In [email protected], "aa2bn" <aa2bn@> wrote:
> > ...
> > I'm involved with an emcomm project where several hospitals need
> internet-free backup data communications to a facility called the
> Medical Coordination Center (MCC). Some of the hospitals are close
> enough to the MCC that an airlink can be established with an ID-1 and a
> yagi antenna, the other hospitals are just too far away. Several
> ID-RP2C/RP2D units and ID-1s have been purchased (but not installed
> yet).  It seems the RP2Ds would require an internet connection to move
> data to the MCC and if there were a regional internet outage (hurricanes
> are our primary scenario) that would render the network ineffective.
> > ...
>


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