Cool :-)
I have no need for that right now, but I'll check the webpage for sure!
What we ran was actually a digital mesh network, telephony over radio, for 88 that was radical. It was encrypted by default, but that part was embedded, so invisible for us.
Was fun to get lines out, calling random people from in the middle of the woods, they had nooooo idea that was even remotely possible back then haha!