We put a laptop in New York and a laptop in Seattle.
Between them: a 900 MHz radio link and nothing you'd call the internet.
Then we started taking the bandwidth away. On purpose.
Down past broadband. Past DSL. Down into the dial-up era — about 300 kilobits a second per stream.
A normal HD call dies here. Ours didn't.
The picture stepped down a rung at a time — 720p, then a little less, then less again — and kept going. The audio never flinched. Not a stutter. Not a dropout. The call never reconnected, because it never disconnected.
Then we handed the bandwidth back.
The picture snapped to full 720p in both directions. Instantly. No "reconnecting…", no dialing back in. It just stood back up.
Here's the part that matters.
Nothing in the middle was holding the call together. No server to lose. No session to renegotiate. No connection state stranded on a link that kept flapping. Take the foundation most calls are built on and the whole thing falls over. We took ours away on purpose — and the call shrugged.
If you run comms where the network is the enemy — field operations, disaster response, remote industrial, anywhere the link is thin and mean — this is for you.
FrogNet. Your own network, on hardware you already own.
(Source available on request.)