[arm-allstar] only allow connections from the United States

[Danny K5CG]

I use the pfSense firewall with Maxmind's GeoIP database to allow IPs only from certain countries.

I do this already for the Supermon2 web UI, but it would work the same for UDP ports.

----- Original Message -----
> From: "Patrick Perdue via ARM-allstar" <arm-allstar at hamvoip.org>
> To: "Don Backstrom - AA7AU via ARM-allstar" <arm-allstar at hamvoip.org>
> Cc: "Patrick Perdue" <borrisinabox at gmail.com>
> Sent: Sunday, October 17, 2021 7:38:53 PM
> Subject: [arm-allstar] only allow connections from the United States

> Hi:
> 
> I have set up a remote base in central North Carolina, so I can get back
> to local repeaters and simplex on VHF/UHF there. I don't quite have user
> controllable functions set up the way I like (still refining the
> interface and voice feedback).
> 
> However, due to the nature of this node, I'd like to limit direct
> connections to those IP addresses in the United States, since it isn't
> legal to use an agile remote like this if you are not licensed in the
> country in which the transceiver resides. I also realize that even if I
> don't accept direct connections outside the United States, this is
> pretty easy to get around using intermediate nodes. Same could easily
> happen with EchoLink, though.
> 
> I'm looking at a few different options. Just wondering if anyone here
> has done this in a practical way, and if so, what methods were used to
> accomplish this.
> 
> Thanks and 73
> 
> N2DYI
> 
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